program: syz_mount_image$nilfs2(&(0x7f0000000a40), &(0x7f0000000200)='./file0\x00', 0x10, &(0x7f0000000480)=ANY=[], 0x5, 0xa5a, &(0x7f0000001b40)="$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") mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ed) mount(0x0, &(0x7f0000000000)='./config\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./config/nvmet/subsystems/testnqn\x00', 0x1ed) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./config/nvmet/subsystems/testnqn/attr_allow_any_host\x00', 0x2, 0x0) write(r0, &(0x7f0000000340)='1', 0x1) mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./config/nvmet/subsystems/testnqn/namespaces/1\x00', 0x1ed) r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./backing_file\x00', 0x42, 0x1ed) ftruncate(r1, 0x1000000) close(r1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000440)='./config/nvmet/subsystems/testnqn/namespaces/1/device_path\x00', 0x2, 0x0) write(r2, &(0x7f0000000480)='./backing_file\x00', 0xe) openat(0xffffffffffffff9c, &(0x7f00000004c0)='./config/nvmet/subsystems/testnqn/namespaces/1/buffered_io\x00', 0x2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000540)='./config/nvmet/subsystems/testnqn/namespaces/1/enable\x00', 0x2, 0x0) write(r3, &(0x7f0000000580)='1\x00', 0x1) mkdirat(0xffffffffffffff9c, &(0x7f0000000600)='./config/nvmet/ports/1\x00', 0x1ed) r4 = openat(0xffffffffffffff9c, &(0x7f0000000640)='./config/nvmet/ports/1/addr_trtype\x00', 0x2, 0x0) write(r4, &(0x7f0000000680)='loop\x00', 0x4) symlinkat(&(0x7f00000006c0)='./config/nvmet/subsystems/testnqn\x00', 0xffffffffffffff9c, &(0x7f0000000700)='./config/nvmet/ports/1/subsystems/testnqn\x00') r5 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000740), 0x2, 0x0) write(r5, &(0x7f0000000780)='transport=loop,nqn=testnqn\x00', 0x1a) nanosleep(&(0x7f0000000800)={0x0, 0x1dcd6500}, 0x0) nanosleep(&(0x7f0000000800)={0x0, 0x1dcd6500}, 0x0) nanosleep(&(0x7f0000000800)={0x0, 0x1dcd6500}, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000840)='./sys\x00', 0x1ed) mount(0x0, &(0x7f0000000840)='./sys\x00', 0x0, 0x0, 0x0) r6 = openat(0xffffffffffffff9c, &(0x7f00000008c0)='./sys/class/nvme/nvme0/nvme0n1/wwid\x00', 0x0, 0x0) read(r6, &(0x7f0000000900), 0x64) read(0xffffffffffffffff, &(0x7f0000000980), 0x64) creat(&(0x7f0000000100)='./bus\x00', 0x1fb978507dcbbbd6) [ 94.087582][ T4653] Bluetooth: hci0: command tx timeout [ 94.212640][ T5326] loop0: detected capacity change from 0 to 2048 [ 94.233618][ T5326] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 1024) [ 94.288707][ T5334] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 94.308716][ T5283] udevd[5283]: incorrect nilfs2 checksum on /dev/loop0 [ 94.427483][ T24] audit: type=1800 audit(1785905317.776:2): pid=5326 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed comm="syz.0.0" name="attr_allow_any_host" dev="configfs" ino=4247 res=0 errno=0 [ 94.442620][ T5326] nvmet: adding nsid 1 to subsystem testnqn [ 94.469962][ T24] audit: type=1800 audit(1785905317.816:3): pid=5326 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed comm="syz.0.0" name="device_path" dev="configfs" ino=4249 res=0 errno=0 [ 94.487659][ T24] audit: type=1800 audit(1785905317.836:4): pid=5326 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed comm="syz.0.0" name="buffered_io" dev="configfs" ino=4250 res=0 errno=0 [ 94.498240][ T5326] [ 94.499252][ T5326] ====================================================== [ 94.502019][ T5326] WARNING: possible circular locking dependency detected [ 94.504820][ T5326] syzkaller #0 Not tainted [ 94.506747][ T5326] ------------------------------------------------------ [ 94.509763][ T5326] syz.0.0/5326 is trying to acquire lock: [ 94.512414][ T5326] ffff88801f43fbb8 (&ima_iint_mutex_key[depth]){+.+.}-{4:4}, at: process_measurement+0x7d0/0x1c10 [ 94.517232][ T5326] [ 94.517232][ T5326] but task is already holding lock: [ 94.520397][ T5326] ffff8880507f6868 (&subsys->lock){+.+.}-{4:4}, at: nvmet_ns_enable+0x4d/0x780 [ 94.524301][ T5326] [ 94.524301][ T5326] which lock already depends on the new lock. [ 94.524301][ T5326] [ 94.528586][ T5326] [ 94.528586][ T5326] the existing dependency chain (in reverse order) is: [ 94.532750][ T5326] [ 94.532750][ T5326] -> #3 (&subsys->lock){+.+.}-{4:4}: [ 94.536082][ T5326] __mutex_lock+0x19d/0x1550 [ 94.538287][ T5326] nvmet_ns_device_path_store+0x54/0x160 [ 94.540859][ T5326] configfs_write_iter+0x337/0x430 [ 94.543173][ T5326] vfs_write+0x612/0xba0 [ 94.545128][ T5326] ksys_write+0x150/0x270 [ 94.547146][ T5326] do_syscall_64+0x174/0x580 [ 94.549289][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.552090][ T5326] [ 94.552090][ T5326] -> #2 (&p->frag_sem){.+.+}-{4:4}: [ 94.555207][ T5326] down_read+0x4a/0x330 [ 94.557187][ T5326] configfs_read_iter+0x1cc/0x620 [ 94.559436][ T5326] __kernel_read+0x4ca/0x960 [ 94.561561][ T5326] integrity_kernel_read+0x89/0xd0 [ 94.563922][ T5326] ima_calc_file_hash+0x451/0x890 [ 94.566256][ T5326] ima_collect_measurement+0x51b/0xa00 [ 94.568773][ T5326] process_measurement+0x1272/0x1c10 [ 94.571163][ T5326] ima_file_check+0xe1/0x130 [ 94.573452][ T5326] security_file_post_open+0xb3/0x260 [ 94.576016][ T5326] path_openat+0x2e90/0x3830 [ 94.578180][ T5326] do_file_open+0x23e/0x4a0 [ 94.580442][ T5326] do_sys_openat2+0x115/0x200 [ 94.582729][ T5326] __x64_sys_openat+0x138/0x170 [ 94.584905][ T5326] do_syscall_64+0x174/0x580 [ 94.587079][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.589909][ T5326] [ 94.589909][ T5326] -> #1 (&buffer->mutex){+.+.}-{4:4}: [ 94.593270][ T5326] __mutex_lock+0x19d/0x1550 [ 94.595572][ T5326] configfs_read_iter+0x70/0x620 [ 94.597939][ T5326] __kernel_read+0x4ca/0x960 [ 94.600153][ T5326] integrity_kernel_read+0x89/0xd0 [ 94.602628][ T5326] ima_calc_file_hash+0x451/0x890 [ 94.604943][ T5326] ima_collect_measurement+0x51b/0xa00 [ 94.607464][ T5326] process_measurement+0x1272/0x1c10 [ 94.609997][ T5326] ima_file_check+0xe1/0x130 [ 94.612255][ T5326] security_file_post_open+0xb3/0x260 [ 94.614726][ T5326] path_openat+0x2e90/0x3830 [ 94.616934][ T5326] do_file_open+0x23e/0x4a0 [ 94.619107][ T5326] do_sys_openat2+0x115/0x200 [ 94.621291][ T5326] __x64_sys_openat+0x138/0x170 [ 94.623552][ T5326] do_syscall_64+0x174/0x580 [ 94.625755][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.628422][ T5326] [ 94.628422][ T5326] -> #0 (&ima_iint_mutex_key[depth]){+.+.}-{4:4}: [ 94.631954][ T5326] __lock_acquire+0x1520/0x2cf0 [ 94.634120][ T5326] lock_acquire+0x106/0x350 [ 94.636261][ T5326] __mutex_lock+0x19d/0x1550 [ 94.638320][ T5326] process_measurement+0x7d0/0x1c10 [ 94.640826][ T5326] ima_file_check+0xe1/0x130 [ 94.643010][ T5326] security_file_post_open+0xb3/0x260 [ 94.645437][ T5326] path_openat+0x2e90/0x3830 [ 94.647527][ T5326] do_file_open+0x23e/0x4a0 [ 94.649622][ T5326] filp_open+0x16d/0x1d0 [ 94.651616][ T5326] nvmet_file_ns_enable+0x74/0x350 [ 94.653910][ T5326] nvmet_ns_enable+0xaa/0x780 [ 94.656032][ T5326] nvmet_ns_enable_store+0xd7/0x170 [ 94.658400][ T5326] configfs_write_iter+0x337/0x430 [ 94.660599][ T5326] vfs_write+0x612/0xba0 [ 94.662505][ T5326] ksys_write+0x150/0x270 [ 94.664457][ T5326] do_syscall_64+0x174/0x580 [ 94.666659][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.669334][ T5326] [ 94.669334][ T5326] other info that might help us debug this: [ 94.669334][ T5326] [ 94.673638][ T5326] Chain exists of: [ 94.673638][ T5326] &ima_iint_mutex_key[depth] --> &p->frag_sem --> &subsys->lock [ 94.673638][ T5326] [ 94.679015][ T5326] Possible unsafe locking scenario: [ 94.679015][ T5326] [ 94.682001][ T5326] CPU0 CPU1 [ 94.684640][ T5326] ---- ---- [ 94.687400][ T5326] lock(&subsys->lock); [ 94.689295][ T5326] lock(&p->frag_sem); [ 94.692662][ T5326] lock(&subsys->lock); [ 94.696017][ T5326] lock(&ima_iint_mutex_key[depth]); [ 94.698161][ T5326] [ 94.698161][ T5326] *** DEADLOCK *** [ 94.698161][ T5326] [ 94.701446][ T5326] 6 locks held by syz.0.0/5326: [ 94.703440][ T5326] #0: ffff88804072fd30 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x246/0x320 [ 94.707082][ T5326] #1: ffff888000af0450 (sb_writers#13){.+.+}-{0:0}, at: vfs_write+0x22b/0xba0 [ 94.710880][ T5326] #2: ffff8880439b8280 (&buffer->mutex){+.+.}-{4:4}, at: configfs_write_iter+0x7e/0x430 [ 94.714928][ T5326] #3: ffff88803ed4e670 (&p->frag_sem){.+.+}-{4:4}, at: configfs_write_iter+0x238/0x430 [ 94.718991][ T5326] #4: ffffffff8f6dbbe8 (nvmet_config_sem){+.+.}-{4:4}, at: nvmet_ns_enable_store+0xc8/0x170 [ 94.723234][ T5326] #5: ffff8880507f6868 (&subsys->lock){+.+.}-{4:4}, at: nvmet_ns_enable+0x4d/0x780 [ 94.727119][ T5326] [ 94.727119][ T5326] stack backtrace: [ 94.729551][ T5326] CPU: 0 UID: 0 PID: 5326 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 94.729567][ T5326] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.729575][ T5326] Call Trace: [ 94.729582][ T5326] [ 94.729588][ T5326] dump_stack_lvl+0xe8/0x150 [ 94.729611][ T5326] print_circular_bug+0x2e1/0x300 [ 94.729627][ T5326] check_noncircular+0x12e/0x150 [ 94.729641][ T5326] __lock_acquire+0x1520/0x2cf0 [ 94.729658][ T5326] ? __pfx_stack_trace_save+0x10/0x10 [ 94.729673][ T5326] ? check_path+0x21/0x40 [ 94.729713][ T5326] ? check_noncircular+0xda/0x150 [ 94.729724][ T5326] ? add_lock_to_list+0xc7/0x100 [ 94.729735][ T5326] ? process_measurement+0x7d0/0x1c10 [ 94.729750][ T5326] lock_acquire+0x106/0x350 [ 94.729765][ T5326] ? process_measurement+0x7d0/0x1c10 [ 94.729782][ T5326] __mutex_lock+0x19d/0x1550 [ 94.729797][ T5326] ? process_measurement+0x7d0/0x1c10 [ 94.729811][ T5326] ? process_measurement+0x443/0x1c10 [ 94.729824][ T5326] ? process_measurement+0x443/0x1c10 [ 94.729838][ T5326] ? process_measurement+0x7d0/0x1c10 [ 94.729852][ T5326] ? __pfx___mutex_lock+0x10/0x10 [ 94.729867][ T5326] ? ima_inode_get+0xcb/0x4d0 [ 94.729881][ T5326] process_measurement+0x7d0/0x1c10 [ 94.729898][ T5326] ? kasan_quarantine_put+0xbb/0x1f0 [ 94.729913][ T5326] ? __pfx_process_measurement+0x10/0x10 [ 94.729929][ T5326] ? tomoyo_check_open_permission+0x38e/0x470 [ 94.729952][ T5326] ? apparmor_file_open+0x523/0x6c0 [ 94.729969][ T5326] ima_file_check+0xe1/0x130 [ 94.729981][ T5326] ? do_dentry_open+0xd6d/0x1380 [ 94.729993][ T5326] ? __pfx_ima_file_check+0x10/0x10 [ 94.730011][ T5326] security_file_post_open+0xb3/0x260 [ 94.730038][ T5326] path_openat+0x2e90/0x3830 [ 94.730058][ T5326] ? kasan_save_track+0x3e/0x80 [ 94.730072][ T5326] ? filp_open+0x87/0x1d0 [ 94.730083][ T5326] ? nvmet_ns_enable_store+0xd7/0x170 [ 94.730100][ T5326] ? configfs_write_iter+0x337/0x430 [ 94.730115][ T5326] ? vfs_write+0x612/0xba0 [ 94.730132][ T5326] do_file_open+0x23e/0x4a0 [ 94.730148][ T5326] ? __pfx_do_file_open+0x10/0x10 [ 94.730166][ T5326] ? do_getname_kernel+0x54/0x230 [ 94.730177][ T5326] ? do_getname_kernel+0x54/0x230 [ 94.730187][ T5326] ? do_getname_kernel+0x97/0x230 [ 94.730198][ T5326] ? __asan_memcpy+0x40/0x70 [ 94.730209][ T5326] filp_open+0x16d/0x1d0 [ 94.730221][ T5326] ? __pfx_filp_open+0x10/0x10 [ 94.730232][ T5326] ? nvmet_ns_enable_store+0xc8/0x170 [ 94.730247][ T5326] nvmet_file_ns_enable+0x74/0x350 [ 94.730263][ T5326] nvmet_ns_enable+0xaa/0x780 [ 94.730274][ T5326] ? configfs_write_iter+0x238/0x430 [ 94.730290][ T5326] nvmet_ns_enable_store+0xd7/0x170 [ 94.730309][ T5326] ? __pfx_nvmet_ns_enable_store+0x10/0x10 [ 94.730327][ T5326] ? down_read+0x2be/0x330 [ 94.730342][ T5326] ? __pfx_nvmet_ns_enable_store+0x10/0x10 [ 94.730359][ T5326] configfs_write_iter+0x337/0x430 [ 94.730373][ T5326] vfs_write+0x612/0xba0 [ 94.730391][ T5326] ? __pfx_vfs_write+0x10/0x10 [ 94.730409][ T5326] ? __fget_files+0x2a/0x420 [ 94.730425][ T5326] ksys_write+0x150/0x270 [ 94.730440][ T5326] ? __pfx_ksys_write+0x10/0x10 [ 94.730458][ T5326] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.730469][ T5326] do_syscall_64+0x174/0x580 [ 94.730483][ T5326] ? clear_bhb_loop+0x40/0x90 [ 94.730495][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.730506][ T5326] RIP: 0033:0x7fb93e79e019 [ 94.730518][ T5326] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 94.730527][ T5326] RSP: 002b:00007fb93f59cfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 94.730539][ T5326] RAX: ffffffffffffffda RBX: 00007fb93ea25fa0 RCX: 00007fb93e79e019 [ 94.730548][ T5326] RDX: 0000000000000001 RSI: 0000200000000580 RDI: 0000000000000007 [ 94.730556][ T5326] RBP: 00007fb93e83500c R08: 0000000000000000 R09: 0000000000000000 [ 94.730563][ T5326] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 94.730571][ T5326] R13: 00007fb93ea26038 R14: 00007fb93ea25fa0 R15: 00007ffe2c8bd288 [ 94.730584][ T5326] [ 94.902197][ T24] audit: type=1800 audit(1785905317.836:5): pid=5326 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed comm="syz.0.0" name="enable" dev="configfs" ino=4251 res=0 errno=0 [ 94.986573][ T24] audit: type=1800 audit(1785905318.336:7): pid=5326 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.0" name="backing_file" dev="loop0" ino=19 res=0 errno=0 [ 94.995977][ T24] audit: type=1800 audit(1785905318.336:6): pid=5327 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed comm="syz.0.0" name="addr_trtype" dev="configfs" ino=4260 res=0 errno=0 [ 95.055084][ T30] nvmet: Created nvm controller 1 for subsystem testnqn for NQN nqn.2014-08.org.nvmexpress:uuid:53177e16-8161-4df8-bacc-b16a430f82e9. [ 95.060793][ T5326] nvme nvme0: creating 1 I/O queues. [ 95.064951][ T5326] nvme nvme0: new ctrl: "testnqn"