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kernel BUG in txEnd (2)

Status: upstream: reported C repro on 2024/02/13 15:23
Subsystems: jfs
[Documentation on labels]
Reported-by: syzbot+776b5fc6c99745aa7860@syzkaller.appspotmail.com
First crash: 851d, last: 6h07m
Cause bisection: failed (error log, bisect log)
  
▶ ▼ ✨ AI Jobs (4)
ID Workflow Result Correct Bug Created Started Finished Revision Error
22f84333-4d94-424b-9f54-9cbc07bab96b assessment-security 💥 kernel BUG in txEnd (2) 2026/06/10 01:38 2026/06/10 01:38 2026/06/10 02:03 c36c07f6c1f2230a36374cbd22235f635e8f9284 failed to run ["make" "KERNELVERSION=syzkaller" "KERNELRELEASE=syzkaller" "LOCALVERSION=-syzkaller" "-j" "32" "ARCH=x86_64" "CC=ccache clang" "LD=ld.lld" "O=/app/workdir/cache/build/622e149c61dcdf625a056b4ed0ea1026ad9dd10e" "-s" "bzImage" "compile_commands.json"]: exit status 2 Root cause: include/linux/thread_info.h:244:4: error: call to '__bad_copy_from' declared with 'error' attribute: copy source size is too small drivers/nvme/target/fc.c:151:2: warning: 'counted_by' should not be applied to an array with element of unknown size because 'struct nvmet_fc_fcp_iod' is a struct type with a flexible array member. This will be an error in a future compiler version [-Wbounds-safety-counted-by-elt-type-unknown-size] * * Restart config... * * * General architecture-dependent options * Kprobes (KPROBES) [N/y/?] n Optimize very unlikely/likely branches (JUMP_LABEL) [Y/n/?] y Static key selftest (STATIC_KEYS_SELFTEST) [N/y/?] n Static call selftest (STATIC_CALL_SELFTEST) [N/y/?] n Enable seccomp to safely execute untrusted bytecode (SECCOMP) [Y/n/?] y Show seccomp filter cache status in /proc/pid/seccomp_cache (SECCOMP_CACHE_DEBUG) [N/y/?] n Link Time Optimization (LTO) > 1. None (LTO_NONE) choice[1]: 1 Use Clang's Control Flow Integrity (CFI) (CFI_CLANG) [N/y/?] (NEW) Error in reading or end of file. Number of bits to use for ASLR of mmap base address (ARCH_MMAP_RND_BITS) [28] 28 Number of bits to use for ASLR of mmap base address for compatible applications (ARCH_MMAP_RND_COMPAT_BITS) [8] 8 MMU page size > 1. 4KiB pages (PAGE_SIZE_4KB) choice[1]: 1 Provide system calls for 32-bit time_t (COMPAT_32BIT_TIME) [Y/n/?] y Use a virtually-mapped stack (VMAP_STACK) [Y/n/?] y Support for randomizing kernel stack offset on syscall entry (RANDOMIZE_KSTACK_OFFSET) [Y/n/?] y Default state of kernel stack offset randomization (RANDOMIZE_KSTACK_OFFSET_DEFAULT) [N/y/?] n Locking event counts collection (LOCK_EVENT_COUNTS) [N/y/?] n * * Kernel hardening options * Randomize layout of sensitive kernel structures > 1. Disable structure layout randomization (RANDSTRUCT_NONE) 2. Fully randomize structure layout (RANDSTRUCT_FULL) (NEW) choice[1-2?]: Error in reading or end of file. * * Compile-time checks and compiler options * Debug information 1. Disable debug information (DEBUG_INFO_NONE) 2. Rely on the toolchain's implicit default DWARF version (DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT) > 3. Generate DWARF Version 4 debuginfo (DEBUG_INFO_DWARF4) 4. Generate DWARF Version 5 debuginfo (DEBUG_INFO_DWARF5) choice[1-4?]: 3 Reduce debugging information (DEBUG_INFO_REDUCED) [N/y/?] n Compressed Debug information > 1. Don't compress debug information (DEBUG_INFO_COMPRESSED_NONE) 2. Compress debugging information with zlib (DEBUG_INFO_COMPRESSED_ZLIB) 3. Compress debugging information with zstd (DEBUG_INFO_COMPRESSED_ZSTD) (NEW) choice[1-3?]: Error in reading or end of file. Produce split debuginfo in .dwo files (DEBUG_INFO_SPLIT) [N/y/?] n Generate BTF typeinfo (DEBUG_INFO_BTF) [N/y/?] n Provide GDB scripts for kernel debugging (GDB_SCRIPTS) [N/y/?] n Warn for stack frames larger than (FRAME_WARN) [2048] 2048 Strip assembler-generated symbols during link (STRIP_ASM_SYMS) [N/y/?] n Install uapi headers to usr/include (HEADERS_INSTALL) [N/y/?] n Make section mismatch errors non-fatal (SECTION_MISMATCH_WARN_ONLY) [Y/n/?] y Force all function address 64B aligned (DEBUG_FORCE_FUNCTION_ALIGN_64B) [N/y/?] n Generate vmlinux.map file when linking (VMLINUX_MAP) [N/y/?] n Force weak per-cpu definitions (DEBUG_FORCE_WEAK_PER_CPU) [N/y/?] n In file included from /app/workdir/cache/src/95fa6f7a6956f1037fc8aca8c68a554737230d67/arch/x86/kernel/asm-offsets.c:14: In file included from /app/workdir/cache/src/95fa6f7a6956f1037fc8aca8c68a554737230d67/include/linux/suspend.h:5: In file included from /app/workdir/cache/src/95fa6f7a6956f1037fc8aca8c68a554737230d67/include/linux/swap.h:9: In file included from /app/workdir/cache/src/95fa6f7a6956f1037fc8aca8c68a554737230d67/include/linux/memcontrol.h:20: In file included from /app/workdir/cache/src/95fa6f7a6956
54662c80-49fe-4ff9-98c8-64a559c86cda assessment-security 💥 kernel BUG in txEnd (2) 2026/06/04 04:01 2026/06/04 04:01 2026/06/04 04:17 62fe15281f5011cd203d8845b8767b10e7443aa5 failed to run ["make" "KERNELVERSION=syzkaller" "KERNELRELEASE=syzkaller" "LOCALVERSION=-syzkaller" "-j" "32" "ARCH=x86_64" "CC=ccache clang" "LD=ld.lld" "O=/app/workdir/cache/build/622e149c61dcdf625a056b4ed0ea1026ad9dd10e" "-s" "bzImage" "compile_commands.json"]: exit status 2 Root cause: include/linux/thread_info.h:244:4: error: call to '__bad_copy_from' declared with 'error' attribute: copy source size is too small drivers/nvme/target/fc.c:151:2: warning: 'counted_by' should not be applied to an array with element of unknown size because 'struct nvmet_fc_fcp_iod' is a struct type with a flexible array member. This will be an error in a future compiler version [-Wbounds-safety-counted-by-elt-type-unknown-size] * * Restart config... * * * General architecture-dependent options * Kprobes (KPROBES) [N/y/?] n Optimize very unlikely/likely branches (JUMP_LABEL) [Y/n/?] y Static key selftest (STATIC_KEYS_SELFTEST) [N/y/?] n Static call selftest (STATIC_CALL_SELFTEST) [N/y/?] n Enable seccomp to safely execute untrusted bytecode (SECCOMP) [Y/n/?] y Show seccomp filter cache status in /proc/pid/seccomp_cache (SECCOMP_CACHE_DEBUG) [N/y/?] n Link Time Optimization (LTO) > 1. None (LTO_NONE) choice[1]: 1 Use Clang's Control Flow Integrity (CFI) (CFI_CLANG) [N/y/?] (NEW) Error in reading or end of file. Number of bits to use for ASLR of mmap base address (ARCH_MMAP_RND_BITS) [28] 28 Number of bits to use for ASLR of mmap base address for compatible applications (ARCH_MMAP_RND_COMPAT_BITS) [8] 8 MMU page size > 1. 4KiB pages (PAGE_SIZE_4KB) choice[1]: 1 Provide system calls for 32-bit time_t (COMPAT_32BIT_TIME) [Y/n/?] y Use a virtually-mapped stack (VMAP_STACK) [Y/n/?] y Support for randomizing kernel stack offset on syscall entry (RANDOMIZE_KSTACK_OFFSET) [Y/n/?] y Default state of kernel stack offset randomization (RANDOMIZE_KSTACK_OFFSET_DEFAULT) [N/y/?] n Locking event counts collection (LOCK_EVENT_COUNTS) [N/y/?] n * * Kernel hardening options * Randomize layout of sensitive kernel structures > 1. Disable structure layout randomization (RANDSTRUCT_NONE) 2. Fully randomize structure layout (RANDSTRUCT_FULL) (NEW) choice[1-2?]: Error in reading or end of file. * * Compile-time checks and compiler options * Debug information 1. Disable debug information (DEBUG_INFO_NONE) 2. Rely on the toolchain's implicit default DWARF version (DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT) > 3. Generate DWARF Version 4 debuginfo (DEBUG_INFO_DWARF4) 4. Generate DWARF Version 5 debuginfo (DEBUG_INFO_DWARF5) choice[1-4?]: 3 Reduce debugging information (DEBUG_INFO_REDUCED) [N/y/?] n Compressed Debug information > 1. Don't compress debug information (DEBUG_INFO_COMPRESSED_NONE) 2. Compress debugging information with zlib (DEBUG_INFO_COMPRESSED_ZLIB) 3. Compress debugging information with zstd (DEBUG_INFO_COMPRESSED_ZSTD) (NEW) choice[1-3?]: Error in reading or end of file. Produce split debuginfo in .dwo files (DEBUG_INFO_SPLIT) [N/y/?] n Generate BTF typeinfo (DEBUG_INFO_BTF) [N/y/?] n Provide GDB scripts for kernel debugging (GDB_SCRIPTS) [N/y/?] n Warn for stack frames larger than (FRAME_WARN) [2048] 2048 Strip assembler-generated symbols during link (STRIP_ASM_SYMS) [N/y/?] n Install uapi headers to usr/include (HEADERS_INSTALL) [N/y/?] n Make section mismatch errors non-fatal (SECTION_MISMATCH_WARN_ONLY) [Y/n/?] y Force all function address 64B aligned (DEBUG_FORCE_FUNCTION_ALIGN_64B) [N/y/?] n Generate vmlinux.map file when linking (VMLINUX_MAP) [N/y/?] n Force weak per-cpu definitions (DEBUG_FORCE_WEAK_PER_CPU) [N/y/?] n In file included from /app/workdir/cache/src/95fa6f7a6956f1037fc8aca8c68a554737230d67/arch/x86/kernel/asm-offsets.c:14: In file included from /app/workdir/cache/src/95fa6f7a6956f1037fc8aca8c68a554737230d67/include/linux/suspend.h:5: In file included from /app/workdir/cache/src/95fa6f7a6956f1037fc8aca8c68a554737230d67/include/linux/swap.h:9: In file included from /app/workdir/cache/src/95fa6f7a6956f1037fc8aca8c68a554737230d67/include/linux/memcontrol.h:20: In file included from /app/workdir/cache/src/95fa6f7a6956
2615c788-f641-4328-8a74-1154f7d75233 assessment-security 💥 kernel BUG in txEnd (2) 2026/06/01 21:02 2026/06/01 21:02 2026/06/01 21:19 386cc6dacdf7e3ebce9507beed6755d7e999554d failed to run ["make" "KERNELVERSION=syzkaller" "KERNELRELEASE=syzkaller" "LOCALVERSION=-syzkaller" "-j" "32" "ARCH=x86_64" "CC=ccache clang" "LD=ld.lld" "O=/app/workdir/cache/build/622e149c61dcdf625a056b4ed0ea1026ad9dd10e" "-s" "bzImage" "compile_commands.json"]: exit status 2 Root cause: include/linux/thread_info.h:244:4: error: call to '__bad_copy_from' declared with 'error' attribute: copy source size is too small drivers/nvme/target/fc.c:151:2: warning: 'counted_by' should not be applied to an array with element of unknown size because 'struct nvmet_fc_fcp_iod' is a struct type with a flexible array member. This will be an error in a future compiler version [-Wbounds-safety-counted-by-elt-type-unknown-size] * * Restart config... * * * General architecture-dependent options * Kprobes (KPROBES) [N/y/?] n Optimize very unlikely/likely branches (JUMP_LABEL) [Y/n/?] y Static key selftest (STATIC_KEYS_SELFTEST) [N/y/?] n Static call selftest (STATIC_CALL_SELFTEST) [N/y/?] n Enable seccomp to safely execute untrusted bytecode (SECCOMP) [Y/n/?] y Show seccomp filter cache status in /proc/pid/seccomp_cache (SECCOMP_CACHE_DEBUG) [N/y/?] n Link Time Optimization (LTO) > 1. None (LTO_NONE) choice[1]: 1 Use Clang's Control Flow Integrity (CFI) (CFI_CLANG) [N/y/?] (NEW) Error in reading or end of file. Number of bits to use for ASLR of mmap base address (ARCH_MMAP_RND_BITS) [28] 28 Number of bits to use for ASLR of mmap base address for compatible applications (ARCH_MMAP_RND_COMPAT_BITS) [8] 8 MMU page size > 1. 4KiB pages (PAGE_SIZE_4KB) choice[1]: 1 Provide system calls for 32-bit time_t (COMPAT_32BIT_TIME) [Y/n/?] y Use a virtually-mapped stack (VMAP_STACK) [Y/n/?] y Support for randomizing kernel stack offset on syscall entry (RANDOMIZE_KSTACK_OFFSET) [Y/n/?] y Default state of kernel stack offset randomization (RANDOMIZE_KSTACK_OFFSET_DEFAULT) [N/y/?] n Locking event counts collection (LOCK_EVENT_COUNTS) [N/y/?] n * * Kernel hardening options * Randomize layout of sensitive kernel structures > 1. Disable structure layout randomization (RANDSTRUCT_NONE) 2. Fully randomize structure layout (RANDSTRUCT_FULL) (NEW) choice[1-2?]: Error in reading or end of file. * * Compile-time checks and compiler options * Debug information 1. Disable debug information (DEBUG_INFO_NONE) 2. Rely on the toolchain's implicit default DWARF version (DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT) > 3. Generate DWARF Version 4 debuginfo (DEBUG_INFO_DWARF4) 4. Generate DWARF Version 5 debuginfo (DEBUG_INFO_DWARF5) choice[1-4?]: 3 Reduce debugging information (DEBUG_INFO_REDUCED) [N/y/?] n Compressed Debug information > 1. Don't compress debug information (DEBUG_INFO_COMPRESSED_NONE) 2. Compress debugging information with zlib (DEBUG_INFO_COMPRESSED_ZLIB) 3. Compress debugging information with zstd (DEBUG_INFO_COMPRESSED_ZSTD) (NEW) choice[1-3?]: Error in reading or end of file. Produce split debuginfo in .dwo files (DEBUG_INFO_SPLIT) [N/y/?] n Generate BTF typeinfo (DEBUG_INFO_BTF) [N/y/?] n Provide GDB scripts for kernel debugging (GDB_SCRIPTS) [N/y/?] n Warn for stack frames larger than (FRAME_WARN) [2048] 2048 Strip assembler-generated symbols during link (STRIP_ASM_SYMS) [N/y/?] n Install uapi headers to usr/include (HEADERS_INSTALL) [N/y/?] n Make section mismatch errors non-fatal (SECTION_MISMATCH_WARN_ONLY) [Y/n/?] y Force all function address 64B aligned (DEBUG_FORCE_FUNCTION_ALIGN_64B) [N/y/?] n Generate vmlinux.map file when linking (VMLINUX_MAP) [N/y/?] n Force weak per-cpu definitions (DEBUG_FORCE_WEAK_PER_CPU) [N/y/?] n In file included from /app/workdir/cache/src/95fa6f7a6956f1037fc8aca8c68a554737230d67/arch/x86/kernel/asm-offsets.c:14: In file included from /app/workdir/cache/src/95fa6f7a6956f1037fc8aca8c68a554737230d67/include/linux/suspend.h:5: In file included from /app/workdir/cache/src/95fa6f7a6956f1037fc8aca8c68a554737230d67/include/linux/swap.h:9: In file included from /app/workdir/cache/src/95fa6f7a6956f1037fc8aca8c68a554737230d67/include/linux/memcontrol.h:20: In file included from /app/workdir/cache/src/95fa6f7a6956
dc9dca27-2332-4b57-b4cc-2c9db2a69ef4 assessment-security 💥 kernel BUG in txEnd (2) 2026/05/18 02:03 2026/05/18 02:03 2026/05/18 02:25 de5aae85e5f28e2fa1c7deefcc24fe286abe5140 failed to run ["make" "KERNELVERSION=syzkaller" "KERNELRELEASE=syzkaller" "LOCALVERSION=-syzkaller" "-j" "32" "ARCH=x86_64" "CC=ccache clang" "LD=ld.lld" "O=/app/workdir/cache/build/622e149c61dcdf625a056b4ed0ea1026ad9dd10e" "-s" "bzImage" "compile_commands.json"]: exit status 2 Root cause: drivers/nvme/target/fc.c:151:2: warning: 'counted_by' should not be applied to an array with element of unknown size because 'struct nvmet_fc_fcp_iod' is a struct type with a flexible array member. This will be an error in a future compiler version [-Wbounds-safety-counted-by-elt-type-unknown-size] include/linux/thread_info.h:244:4: error: call to '__bad_copy_from' declared with 'error' attribute: copy source size is too small * * Restart config... * * * General architecture-dependent options * Kprobes (KPROBES) [N/y/?] n Optimize very unlikely/likely branches (JUMP_LABEL) [Y/n/?] y Static key selftest (STATIC_KEYS_SELFTEST) [N/y/?] n Static call selftest (STATIC_CALL_SELFTEST) [N/y/?] n Enable seccomp to safely execute untrusted bytecode (SECCOMP) [Y/n/?] y Show seccomp filter cache status in /proc/pid/seccomp_cache (SECCOMP_CACHE_DEBUG) [N/y/?] n Link Time Optimization (LTO) > 1. None (LTO_NONE) choice[1]: 1 Use Clang's Control Flow Integrity (CFI) (CFI_CLANG) [N/y/?] (NEW) Error in reading or end of file. Number of bits to use for ASLR of mmap base address (ARCH_MMAP_RND_BITS) [28] 28 Number of bits to use for ASLR of mmap base address for compatible applications (ARCH_MMAP_RND_COMPAT_BITS) [8] 8 MMU page size > 1. 4KiB pages (PAGE_SIZE_4KB) choice[1]: 1 Provide system calls for 32-bit time_t (COMPAT_32BIT_TIME) [Y/n/?] y Use a virtually-mapped stack (VMAP_STACK) [Y/n/?] y Support for randomizing kernel stack offset on syscall entry (RANDOMIZE_KSTACK_OFFSET) [Y/n/?] y Default state of kernel stack offset randomization (RANDOMIZE_KSTACK_OFFSET_DEFAULT) [N/y/?] n Locking event counts collection (LOCK_EVENT_COUNTS) [N/y/?] n * * Kernel hardening options * Randomize layout of sensitive kernel structures > 1. Disable structure layout randomization (RANDSTRUCT_NONE) 2. Fully randomize structure layout (RANDSTRUCT_FULL) (NEW) choice[1-2?]: Error in reading or end of file. * * Compile-time checks and compiler options * Debug information 1. Disable debug information (DEBUG_INFO_NONE) 2. Rely on the toolchain's implicit default DWARF version (DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT) > 3. Generate DWARF Version 4 debuginfo (DEBUG_INFO_DWARF4) 4. Generate DWARF Version 5 debuginfo (DEBUG_INFO_DWARF5) choice[1-4?]: 3 Reduce debugging information (DEBUG_INFO_REDUCED) [N/y/?] n Compressed Debug information > 1. Don't compress debug information (DEBUG_INFO_COMPRESSED_NONE) 2. Compress debugging information with zlib (DEBUG_INFO_COMPRESSED_ZLIB) 3. Compress debugging information with zstd (DEBUG_INFO_COMPRESSED_ZSTD) (NEW) choice[1-3?]: Error in reading or end of file. Produce split debuginfo in .dwo files (DEBUG_INFO_SPLIT) [N/y/?] n Generate BTF typeinfo (DEBUG_INFO_BTF) [N/y/?] n Provide GDB scripts for kernel debugging (GDB_SCRIPTS) [N/y/?] n Warn for stack frames larger than (FRAME_WARN) [2048] 2048 Strip assembler-generated symbols during link (STRIP_ASM_SYMS) [N/y/?] n Install uapi headers to usr/include (HEADERS_INSTALL) [N/y/?] n Make section mismatch errors non-fatal (SECTION_MISMATCH_WARN_ONLY) [Y/n/?] y Force all function address 64B aligned (DEBUG_FORCE_FUNCTION_ALIGN_64B) [N/y/?] n Generate vmlinux.map file when linking (VMLINUX_MAP) [N/y/?] n Force weak per-cpu definitions (DEBUG_FORCE_WEAK_PER_CPU) [N/y/?] n In file included from /app/workdir/cache/src/c7f43ad38f4624a916ae6d6e817e3a508ce283e0/arch/x86/kernel/asm-offsets.c:14: In file included from /app/workdir/cache/src/c7f43ad38f4624a916ae6d6e817e3a508ce283e0/include/linux/suspend.h:5: In file included from /app/workdir/cache/src/c7f43ad38f4624a916ae6d6e817e3a508ce283e0/include/linux/swap.h:9: In file included from /app/workdir/cache/src/c7f43ad38f4624a916ae6d6e817e3a508ce283e0/include/linux/memcontrol.h:20: In file included from /app/workdir/cache/src/c7f43ad38f46
▶ ▼ Discussions (2)
Title Replies (including bot) Last reply
[syzbot] [jfs?] kernel BUG in txEnd (2) 0 (2) 2024/03/29 07:57
Re: [syzbot] [jfs?] kernel BUG in txEnd (2) 1 (1) 2024/02/20 03:00
▶ ▼ Similar bugs (4)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream kernel BUG in txEnd jfs -1 C inconclusive done 6 875d 1089d 25/29 fixed on 2024/01/30 15:47
linux-6.1 kernel BUG in txEnd origin:upstream -1 C error 14 82d 1001d 0/3 upstream: reported C repro on 2023/09/16 10:44
linux-5.15 kernel BUG in txEnd origin:upstream -1 C error 8 5d05h 1042d 0/3 upstream: reported C repro on 2023/08/06 15:29
linux-6.6 kernel BUG in txEnd -1 7 31d 228d 0/2 upstream: reported on 2025/10/29 03:17
▶ ▼ Last patch testing requests (10)
Created Duration User Patch Repo Result
2025/08/06 17:30 46m retest repro upstream report log
2025/07/17 00:51 30m retest repro upstream report log
2025/03/28 14:04 25m retest repro upstream report log
2025/03/28 10:40 13m retest repro upstream error
2024/11/20 13:20 2h36m retest repro upstream report log
2024/11/02 04:25 12m retest repro upstream report log
2024/08/18 09:14 18m retest repro upstream report log
2024/07/03 04:23 20m retest repro upstream report log
2024/05/30 06:34 17m retest repro upstream report log
2024/04/19 08:04 21m retest repro upstream error
▶ ▼ Fix bisection attempts (2)
Created Duration User Patch Repo Result
2025/05/22 22:35 2h56m bisect fix upstream OK (0) job log log
2024/08/04 06:01 2h41m bisect fix upstream OK (0) job log log

Sample crash report:
jfs_dirty_inode called on read-only volume
Is remount racy?
BUG at fs/jfs/jfs_txnmgr.c:528 assert(tblk->next == 0)
------------[ cut here ]------------
kernel BUG at fs/jfs/jfs_txnmgr.c:528!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 1 PID: 5253 Comm: syz-executor989 Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:txEnd+0x583/0x5a0 fs/jfs/jfs_txnmgr.c:528
Code: e9 59 fb ff ff e8 bd 24 84 fe 48 c7 c1 40 a4 4a 8b ba 10 02 00 00 48 c7 c6 c0 9e 4a 8b 48 c7 c7 00 9f 4a 8b e8 5e f5 64 fe 90 <0f> 0b 48 89 ef e8 03 07 df fe e9 40 fd ff ff e8 c9 06 df fe e9 2e
RSP: 0018:ffffc90008cc7ab8 EFLAGS: 00010282
RAX: 0000000000000036 RBX: ffffc900025d1110 RCX: ffffffff816f2339
RDX: 0000000000000000 RSI: ffffffff816fab26 RDI: 0000000000000005
RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000001 R14: ffffffff8dd43da0 R15: ffffc900025d1112
FS:  00007fc48c2826c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc484d0b000 CR3: 000000001511e000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 add_missing_indices fs/jfs/jfs_dtree.c:2663 [inline]
 jfs_readdir+0x2952/0x4310 fs/jfs/jfs_dtree.c:3009
 wrap_directory_iterator+0xa8/0xe0 fs/readdir.c:67
 iterate_dir+0x295/0x9e0 fs/readdir.c:110
 __do_sys_getdents fs/readdir.c:326 [inline]
 __se_sys_getdents fs/readdir.c:311 [inline]
 __x64_sys_getdents+0x14f/0x2d0 fs/readdir.c:311
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xd5/0x260 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7fc48c2f6c39
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 1d 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fc48c282168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
RAX: ffffffffffffffda RBX: 00007fc48c37e6d8 RCX: 00007fc48c2f6c39
RDX: 0000000000001000 RSI: 0000000020006600 RDI: 0000000000000005
RBP: 00007fc48c37e6d0 R08: 00007fc48c2826c0 R09: 0000000000000000
R10: 00007fc48c2826c0 R11: 0000000000000246 R12: 00007fc48c37e6dc
R13: 000000000000006e R14: 00007ffdf1f02700 R15: 00007ffdf1f027e8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:txEnd+0x583/0x5a0 fs/jfs/jfs_txnmgr.c:528
Code: e9 59 fb ff ff e8 bd 24 84 fe 48 c7 c1 40 a4 4a 8b ba 10 02 00 00 48 c7 c6 c0 9e 4a 8b 48 c7 c7 00 9f 4a 8b e8 5e f5 64 fe 90 <0f> 0b 48 89 ef e8 03 07 df fe e9 40 fd ff ff e8 c9 06 df fe e9 2e
RSP: 0018:ffffc90008cc7ab8 EFLAGS: 00010282
RAX: 0000000000000036 RBX: ffffc900025d1110 RCX: ffffffff816f2339
RDX: 0000000000000000 RSI: ffffffff816fab26 RDI: 0000000000000005
RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000001 R14: ffffffff8dd43da0 R15: ffffc900025d1112
FS:  00007fc48c2826c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc484d0b000 CR3: 000000001511e000 CR4: 0000000000350ef0

Crashes (361):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/03/29 07:56 upstream fe46a7dd189e 120789fd .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-badwrites-root kernel BUG in txEnd
2024/05/16 06:31 upstream 33e02dc69afb ef5d53ed .config console log report syz C [disk image (non-bootable)] [vmlinux] [kernel image] [mounted in repro] ci-qemu-upstream kernel BUG in txEnd
2026/06/11 16:35 upstream 9716c086c8e8 d93a6ab6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in txEnd
2026/06/10 11:05 upstream 685441a6d3f1 34dab4be .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in txEnd
2026/06/08 13:50 upstream 4549871118cf cc095639 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in txEnd
2026/06/06 20:10 upstream 8e65320d91cd cc095639 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in txEnd
2026/05/28 11:58 upstream eb3f4b7426cf 681715f7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in txEnd
2026/05/27 17:17 upstream eb3f4b7426cf 8777bdc3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in txEnd
2026/05/27 12:59 upstream eb3f4b7426cf 8777bdc3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in txEnd
2026/05/27 11:27 upstream eb3f4b7426cf 8777bdc3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in txEnd
2026/05/25 11:09 upstream e7ae89a0c97c c69befb3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in txEnd
2026/05/24 07:30 upstream 4cbfe4502e3d c69befb3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in txEnd
2026/05/21 18:50 upstream 8bc67e4db64a e195359d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root kernel BUG in txEnd
2026/05/03 15:08 upstream 66edb901bf87 a0d91488 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root kernel BUG in txEnd
2024/04/30 03:46 upstream b947cc5bf6d7 27e33c58 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root kernel BUG in txEnd
2026/06/13 22:13 upstream 062871f1371b 4f06757f .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/13 21:39 upstream 062871f1371b 4f06757f .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/13 06:57 upstream 1dadb7e7eb5a 4f06757f .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/13 04:59 upstream 1dadb7e7eb5a 4f06757f .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/13 01:41 upstream 1dadb7e7eb5a 4f06757f .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/12 10:28 upstream 2b414a95b8f7 e93da63e .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/11 19:31 upstream 9716c086c8e8 d93a6ab6 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/10 09:52 upstream 685441a6d3f1 34dab4be .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/10 08:35 upstream 685441a6d3f1 34dab4be .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/10 04:27 upstream 685441a6d3f1 34dab4be .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/09 18:29 upstream 2d3090a8aeb5 c36c07f6 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/09 07:54 upstream 2d3090a8aeb5 656e94c6 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/09 04:36 upstream 2d3090a8aeb5 656e94c6 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/08 08:42 upstream 4549871118cf cc095639 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/07 06:30 upstream 8e65320d91cd cc095639 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/07 01:16 upstream 8e65320d91cd cc095639 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/06 03:21 upstream 06121e12c27a cc095639 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/03 12:57 upstream ba3e43a9e601 234057e5 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/02 19:20 upstream 6f3ed7fec72f 62fe1528 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/02 05:42 upstream 6f3ed7fec72f 1095583b .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/01 13:05 upstream e43ffb69e043 8d8eeb3a .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/06/01 03:26 upstream 8d9c51eac648 6b4a8443 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/05/31 23:43 upstream 8d9c51eac648 6b4a8443 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/05/30 09:25 upstream 9215e74f228f 6b4a8443 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/05/29 18:46 upstream 8fde5d1d47f6 a3d70215 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/05/28 09:31 upstream eb3f4b7426cf 4c36e7e5 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/05/28 03:18 upstream eb3f4b7426cf 4c36e7e5 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/05/27 06:42 upstream d60ec36cab33 2b01f00e .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/05/25 09:03 upstream 6a97c4d5262d c69befb3 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/05/25 05:51 upstream 6a97c4d5262d c69befb3 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/05/23 07:37 upstream cca95436be15 c69befb3 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/05/23 06:18 upstream cca95436be15 c69befb3 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2026/05/22 15:19 upstream 6779b50faa56 e16cf9f3 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root kernel BUG in txEnd
2024/02/13 14:38 upstream c664e16bb1ba e66542d7 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 kernel BUG in txEnd
2026/04/02 03:31 linux-next bd0f139e5fc1 0cb124d5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root kernel BUG in txEnd
2025/12/21 16:48 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 8f0b4cce4481 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 kernel BUG in txEnd
* Struck through repros no longer work on HEAD.