program: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000f80)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x2}}, [@NFT_MSG_DELCHAIN={0x9c, 0x5, 0xa, 0x101, 0x0, 0x0, {0x1}, [@NFTA_CHAIN_USERDATA={0x70, 0xc, "14d6d07bb3fb1752a6350ea8e02cd378b8f99b6070cc84baa97c86e4c586daa074af5fa19341fe0f9883654268cde87f2690e8c99afa1146cbbcfde2f8ab174d136564f3d0b975d4febfc0fd58359c9fdd7ee39d7cc5b95e95629a07400316e61c09adff526cb29f1f3d1dfb"}, @NFTA_CHAIN_ID={0x8, 0xb, 0x1, 0x0, 0x1}, @NFTA_CHAIN_FLAGS={0x8, 0xa, 0x1, 0x0, 0x2}, @NFTA_CHAIN_ID={0x8, 0xb, 0x1, 0x0, 0x1}]}, @NFT_MSG_NEWCHAIN={0x3c, 0x3, 0xa, 0x401, 0x0, 0x0, {0x2, 0x0, 0xa}, [@NFTA_CHAIN_ID={0x8, 0xb, 0x1, 0x0, 0x1}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x14, 0x4, 0x0, 0x1, [@NFTA_HOOK_HOOKNUM={0x8, 0x1, 0x1, 0x0, 0x3}, @NFTA_HOOK_PRIORITY={0x8}]}]}, @NFT_MSG_NEWRULE={0x4c, 0x6, 0xa, 0x401, 0x0, 0x0, {0x2, 0x0, 0xa}, [@NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_RULE_EXPRESSIONS={0x20, 0x4, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, @queue={{0xa}, @val={0xc, 0x2, 0x0, 0x1, [@NFTA_QUEUE_NUM={0x6}]}}}]}]}], {0x14, 0x11, 0x1, 0x0, 0x0, {0x2}}}, 0x14c}}, 0x0) (async) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) (async) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000240)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) (async) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) (async) bpf$BPF_TASK_FD_QUERY(0x14, 0x0, 0x0) (async) r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x9, 0x4, &(0x7f00000008c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock}, 0x70) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000140)=ANY=[@ANYRES32=r3, @ANYRES32=r4, @ANYBLOB="0200000002"], 0x10) (async) r5 = bpf$ITER_CREATE(0xb, &(0x7f0000000100), 0x0) close(r5) r6 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x9, 0x4, &(0x7f00000008c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock}, 0x70) (async) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000007c0)={'veth1\x00', 0x0}) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000000)={0x0, 0x0}, 0x8) (async) syz_mount_image$vfat(&(0x7f00000005c0), &(0x7f00000002c0)='./file0\x00', 0xc80, &(0x7f0000020100)=ANY=[@ANYBLOB="00631dda01aef2456795dd9b26209f1c0f624854ea3dd5a00bd6df44035f5c3ae796fec6d633a0ffad0569794acfef7da01767fd4175f2cd82df769aa2ee7bfe3640554507d2e660c9f9e222a72e1e3e71145c480657d2864e5e276f028d64701ae31cde0ceaf408fdb05c0f4142da00e900000100000149e6d308cbe315789f4baffe39bbced9b1d421d2e290e9fc563b62225f002ee310e1fa7321000000000000d6231001a4b2d467825f3abb0c167e129cf1fa0e7854103f4bf2d3a0194983bc86cbd3d75ccef3c8ac4516dac102"], 0x1, 0x266, &(0x7f000001fe80)="$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") syz_mount_image$vfat(&(0x7f0000000b00), &(0x7f00000005c0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x181d011, 0x0, 0x40, 0x0, &(0x7f0000000140)) (async) r9 = syz_open_dev$loop(&(0x7f00000000c0), 0x0, 0x2ac00) ioctl$LOOP_SET_STATUS(r9, 0x4c02, &(0x7f0000000240)={0x0, {}, 0x0, {}, 0x800000c, 0x12, 0x1b, 0x0, "9e959f16deab7b08aa26e66c4056a516950600000000000000eef4fb0efcc1d8a6078ed9d5f8643902dd8f6fac274de9d940ffa5e592bbd48685450d00002000", "f625c10e6e0080ffffffffffffffff7e904dc8df6aa3a893ec00347f41be6908", [0xa, 0x80000476]}) r10 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x80000, 0x0) getdents64(r10, &(0x7f0000000080)=""/4096, 0x1000) (async) bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000080)=r8, 0x2) (async) bpf$PROG_LOAD(0x5, &(0x7f0000000ec0)={0x11, 0x9, &(0x7f0000000700)=@framed={{0x18, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x2}, [@exit, @jmp={0x5, 0x0, 0xb, 0x1, 0x2, 0xc, 0xfffffffffffffffc}, @exit, @map_fd={0x18, 0x5, 0x1, 0x0, r5}, @exit]}, &(0x7f0000000780)='GPL\x00', 0x1, 0x0, 0x0, 0x40f00, 0x46, '\x00', r7, @fallback=0x1f, r5, 0x8, &(0x7f0000000800)={0x2, 0x2}, 0x8, 0x10, &(0x7f0000000840)={0x3, 0xf, 0x6765, 0x3}, 0x10, r8, r5, 0x8, 0x0, &(0x7f0000000e40)=[{0x3, 0x4, 0xc, 0x6}, {0x3, 0x1, 0x9, 0xb}, {0x1, 0x3, 0xc, 0xb}, {0x2, 0x2, 0x0, 0x7}, {0x5, 0x5, 0xf, 0x3}, {0x1, 0x4, 0x5}, {0x5, 0x4, 0xe, 0x9}, {0x0, 0x3, 0xf, 0x3}], 0x10, 0x1}, 0x94) (async) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0xe, 0x6, &(0x7f0000000000)=@framed={{0x5, 0x0, 0x0, 0x0, 0x0, 0x71, 0x11, 0x3d}, [@func={0x85, 0x0, 0x1, 0x0, 0x2}, @call={0x85, 0x0, 0x0, 0x7d}, @exit={0x95, 0x0, 0x33}], {0x95, 0x0, 0x5a5}}, &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_skb, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0xb8000000}, 0x70) (async) bpf$BPF_PROG_DETACH(0x8, &(0x7f00000005c0)=ANY=[@ANYRES32=r2, @ANYRES32=r6, @ANYBLOB="0200000002"], 0x10) r11 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x9, 0x4, &(0x7f0000000280)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock}, 0x70) (async) r12 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000240)={@cgroup=r12, r11, 0x2, 0x6, 0x4000}, 0x10) (async) sendmsg$NFQNL_MSG_CONFIG(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000600)=ANY=[@ANYBLOB="2800000002030101000000000000000002000000080001000100000209b1cc5d0b00000002000000ff054be9ef75858fc166a984c8c887f4a6192afce20c819c3291c2f09c2f36ad9bc4033c58a8331af77765aab0a51ed76a3da63b560f94be5a9dd0268cb74d9c05a6233576a4f511a0c5397801e3a7bee95a095c1a249fc89be117cc5fc04fcc952572473b767495f45065776c9882c7b3c9cd3dd8eb6b9db9018b1e1ed9f28a719e7b6cbd879817d32737f29b72e6fc60b588c667d21b1114e59680e7b9"], 0x28}}, 0x0) (async) bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000600)={0x6, 0x15, &(0x7f0000000000)=@framed={{}, [@printk={@i, {0x3, 0x3, 0x3, 0xa, 0x1, 0xfe00}}, @func={0x85, 0x0, 0x1, 0x0, 0x1}, @exit, @printk={@x}]}, &(0x7f0000000100)='GPL\x00'}, 0x90) socket$kcm(0xa, 0x2, 0x0) [ 102.906582][ T5284] Bluetooth: hci0: command tx timeout [ 103.044430][ T5330] loop0: detected capacity change from 0 to 128 [ 103.350047][ T5329] loop0: detected capacity change from 128 to 0 [ 103.356131][ T5328] Buffer I/O error on dev loop0, logical block 32, lost sync page write [ 103.356337][ T5328] ------------[ cut here ]------------ [ 103.356345][ T5328] !buffer_uptodate(bh) [ 103.356350][ T5328] WARNING: fs/buffer.c:991 at mark_buffer_dirty+0x299/0x410, CPU#0: syz.0.0/5328 [ 103.371933][ T5328] Modules linked in: [ 103.373609][ T5328] CPU: 0 UID: 0 PID: 5328 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 103.377303][ T5328] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 103.381781][ T5328] RIP: 0010:mark_buffer_dirty+0x299/0x410 [ 103.384298][ T5328] Code: 4c 89 f7 e8 69 fa d7 ff 49 8b 3e be 40 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 74 52 fb ff e8 3f 4a 66 ff eb 8c e8 38 4a 66 ff 90 <0f> 0b 90 e9 a5 fd ff ff e8 2a 4a 66 ff 90 0f 0b 90 e9 cf fd ff ff [ 103.392630][ T5328] RSP: 0018:ffffc9000e10f490 EFLAGS: 00010293 [ 103.395342][ T5328] RAX: ffffffff8261d628 RBX: ffff888012268ee0 RCX: ffff88801fb62580 [ 103.398862][ T5328] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 103.402283][ T5328] RBP: dffffc0000000001 R08: ffff888012268ee7 R09: 1ffff1100244d1dc [ 103.405330][ T5328] R10: dffffc0000000000 R11: ffffed100244d1dd R12: ffffffff8c28b200 [ 103.408739][ T5328] R13: ffff888013364248 R14: dffffc0000000000 R15: ffff88800e8e4788 [ 103.412109][ T5328] FS: 00007fc16518e6c0(0000) GS:ffff88808c2bb000(0000) knlGS:0000000000000000 [ 103.415808][ T5328] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.418768][ T5328] CR2: 00007fc1645c2b60 CR3: 000000001205c000 CR4: 0000000000352ef0 [ 103.422154][ T5328] Call Trace: [ 103.423601][ T5328] [ 103.424897][ T5328] mmb_mark_buffer_dirty+0x2c/0x1f0 [ 103.427122][ T5328] fat_ent_write+0xb8/0x190 [ 103.429210][ T5328] fat_chain_add+0x409/0x8e0 [ 103.431171][ T5328] ? __pfx_fat_chain_add+0x10/0x10 [ 103.433239][ T5328] ? fat_zeroed_cluster+0x87a/0x8f0 [ 103.435365][ T5328] fat_add_entries+0x1aa4/0x2320 [ 103.437786][ T5328] ? __pfx_fat_add_entries+0x10/0x10 [ 103.440019][ T5328] ? kasan_quarantine_put+0xbb/0x1f0 [ 103.442314][ T5328] ? lockdep_hardirqs_on+0x7b/0x110 [ 103.444474][ T5328] ? kfree+0x1c5/0x650 [ 103.446091][ T5328] ? vfat_add_entry+0x2da3/0x3570 [ 103.448290][ T5328] vfat_add_entry+0x2dd3/0x3570 [ 103.450281][ T5328] ? __pfx_vfat_add_entry+0x10/0x10 [ 103.452310][ T5328] ? fat_sync_bhs+0x1a8/0x1d0 [ 103.454219][ T5328] ? __brelse+0x59/0x90 [ 103.455968][ T5328] ? fat_zeroed_cluster+0x87a/0x8f0 [ 103.458477][ T5328] ? do_raw_spin_unlock+0x4d/0x200 [ 103.460709][ T5328] ? fat_alloc_new_dir+0x80a/0xb90 [ 103.462881][ T5328] ? seqcount_lockdep_reader_access+0xa9/0x100 [ 103.465426][ T5328] ? inode_unpin_lru_isolating+0x44/0x200 [ 103.467983][ T5328] vfat_mkdir+0x16c/0x300 [ 103.469827][ T5328] ? __pfx_vfat_mkdir+0x10/0x10 [ 103.471771][ T5328] ? make_vfsuid+0x49/0xa0 [ 103.473631][ T5328] ? bpf_lsm_inode_mkdir+0x9/0x20 [ 103.475676][ T5328] vfs_mkdir+0x40c/0x620 [ 103.477666][ T5328] filename_mkdirat+0x285/0x510 [ 103.479735][ T5328] ? __pfx_filename_mkdirat+0x10/0x10 [ 103.482054][ T5328] ? do_getname+0x151/0x250 [ 103.484020][ T5328] __se_sys_mkdirat+0x35/0x150 [ 103.486046][ T5328] do_syscall_64+0x166/0x520 [ 103.488172][ T5328] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 103.491144][ T5328] ? clear_bhb_loop+0x70/0xc0 [ 103.493124][ T5328] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 103.495295][ T5328] RIP: 0033:0x7fc16439cfc7 [ 103.497628][ T5328] Code: 00 66 90 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 db f7 ff ff 66 2e 0f 1f 84 00 00 00 00 00 90 b8 02 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 103.505451][ T5328] RSP: 002b:00007fc16518de18 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 103.509112][ T5328] RAX: ffffffffffffffda RBX: 00007fc16518dea0 RCX: 00007fc16439cfc7 [ 103.512388][ T5328] RDX: 00000000000001ff RSI: 00002000000005c0 RDI: 00000000ffffff9c [ 103.515701][ T5328] RBP: 0000200000000b00 R08: 0000200000000140 R09: 0000000000000000 [ 103.519300][ T5328] R10: 0000200000000b00 R11: 0000000000000246 R12: 00002000000005c0 [ 103.522909][ T5328] R13: 00007fc16518de60 R14: 0000000000000000 R15: 0000000000000000 [ 103.526260][ T5328] [ 103.527789][ T5328] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 103.530902][ T5328] CPU: 0 UID: 0 PID: 5328 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 103.534705][ T5328] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 103.538787][ T5328] Call Trace: [ 103.540197][ T5328] [ 103.541437][ T5328] vpanic+0x56d/0xa60 [ 103.543153][ T5328] ? __pfx__printk+0x10/0x10 [ 103.545081][ T5328] ? __pfx_vpanic+0x10/0x10 [ 103.547061][ T5328] ? is_bpf_text_address+0x292/0x2b0 [ 103.549148][ T5328] ? is_bpf_text_address+0x26/0x2b0 [ 103.551276][ T5328] panic+0xc5/0xd0 [ 103.552854][ T5328] ? __pfx_panic+0x10/0x10 [ 103.554739][ T5328] __warn+0x315/0x4c0 [ 103.556414][ T5328] ? mark_buffer_dirty+0x299/0x410 [ 103.558580][ T5328] ? mark_buffer_dirty+0x299/0x410 [ 103.560734][ T5328] __report_bug+0x276/0x570 [ 103.562668][ T5328] ? mark_buffer_dirty+0x299/0x410 [ 103.564756][ T5328] ? __pfx___report_bug+0x10/0x10 [ 103.566841][ T5328] ? vprintk_emit+0x4ee/0x560 [ 103.568875][ T5328] ? __pfx_vprintk_emit+0x10/0x10 [ 103.571011][ T5328] ? mark_buffer_dirty+0x299/0x410 [ 103.573095][ T5328] report_bug+0x16b/0x220 [ 103.574901][ T5328] ? mark_buffer_dirty+0x299/0x410 [ 103.577065][ T5328] ? mark_buffer_dirty+0x29b/0x410 [ 103.579036][ T5328] handle_bug+0x9c/0x200 [ 103.580800][ T5328] exc_invalid_op+0x1a/0x50 [ 103.582593][ T5328] asm_exc_invalid_op+0x1a/0x20 [ 103.584526][ T5328] RIP: 0010:mark_buffer_dirty+0x299/0x410 [ 103.587338][ T5328] Code: 4c 89 f7 e8 69 fa d7 ff 49 8b 3e be 40 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 74 52 fb ff e8 3f 4a 66 ff eb 8c e8 38 4a 66 ff 90 <0f> 0b 90 e9 a5 fd ff ff e8 2a 4a 66 ff 90 0f 0b 90 e9 cf fd ff ff [ 103.596508][ T5328] RSP: 0018:ffffc9000e10f490 EFLAGS: 00010293 [ 103.599054][ T5328] RAX: ffffffff8261d628 RBX: ffff888012268ee0 RCX: ffff88801fb62580 [ 103.602251][ T5328] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 103.605579][ T5328] RBP: dffffc0000000001 R08: ffff888012268ee7 R09: 1ffff1100244d1dc [ 103.608818][ T5328] R10: dffffc0000000000 R11: ffffed100244d1dd R12: ffffffff8c28b200 [ 103.612107][ T5328] R13: ffff888013364248 R14: dffffc0000000000 R15: ffff88800e8e4788 [ 103.615431][ T5328] ? mark_buffer_dirty+0x298/0x410 [ 103.617624][ T5328] mmb_mark_buffer_dirty+0x2c/0x1f0 [ 103.619834][ T5328] fat_ent_write+0xb8/0x190 [ 103.621794][ T5328] fat_chain_add+0x409/0x8e0 [ 103.623691][ T5328] ? __pfx_fat_chain_add+0x10/0x10 [ 103.625749][ T5328] ? fat_zeroed_cluster+0x87a/0x8f0 [ 103.627976][ T5328] fat_add_entries+0x1aa4/0x2320 [ 103.630076][ T5328] ? __pfx_fat_add_entries+0x10/0x10 [ 103.632294][ T5328] ? kasan_quarantine_put+0xbb/0x1f0 [ 103.634516][ T5328] ? lockdep_hardirqs_on+0x7b/0x110 [ 103.636762][ T5328] ? kfree+0x1c5/0x650 [ 103.638564][ T5328] ? vfat_add_entry+0x2da3/0x3570 [ 103.640667][ T5328] vfat_add_entry+0x2dd3/0x3570 [ 103.642640][ T5328] ? __pfx_vfat_add_entry+0x10/0x10 [ 103.644719][ T5328] ? fat_sync_bhs+0x1a8/0x1d0 [ 103.646716][ T5328] ? __brelse+0x59/0x90 [ 103.648490][ T5328] ? fat_zeroed_cluster+0x87a/0x8f0 [ 103.650730][ T5328] ? do_raw_spin_unlock+0x4d/0x200 [ 103.652893][ T5328] ? fat_alloc_new_dir+0x80a/0xb90 [ 103.655097][ T5328] ? seqcount_lockdep_reader_access+0xa9/0x100 [ 103.657614][ T5328] ? inode_unpin_lru_isolating+0x44/0x200 [ 103.659873][ T5328] vfat_mkdir+0x16c/0x300 [ 103.661568][ T5328] ? __pfx_vfat_mkdir+0x10/0x10 [ 103.663561][ T5328] ? make_vfsuid+0x49/0xa0 [ 103.665386][ T5328] ? bpf_lsm_inode_mkdir+0x9/0x20 [ 103.667472][ T5328] vfs_mkdir+0x40c/0x620 [ 103.669302][ T5328] filename_mkdirat+0x285/0x510 [ 103.671358][ T5328] ? __pfx_filename_mkdirat+0x10/0x10 [ 103.673597][ T5328] ? do_getname+0x151/0x250 [ 103.675442][ T5328] __se_sys_mkdirat+0x35/0x150 [ 103.677470][ T5328] do_syscall_64+0x166/0x520 [ 103.679620][ T5328] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 103.682314][ T5328] ? clear_bhb_loop+0x70/0xc0 [ 103.684219][ T5328] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 103.686807][ T5328] RIP: 0033:0x7fc16439cfc7 [ 103.688692][ T5328] Code: 00 66 90 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 db f7 ff ff 66 2e 0f 1f 84 00 00 00 00 00 90 b8 02 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 103.697074][ T5328] RSP: 002b:00007fc16518de18 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 103.700655][ T5328] RAX: ffffffffffffffda RBX: 00007fc16518dea0 RCX: 00007fc16439cfc7 [ 103.704011][ T5328] RDX: 00000000000001ff RSI: 00002000000005c0 RDI: 00000000ffffff9c [ 103.707490][ T5328] RBP: 0000200000000b00 R08: 0000200000000140 R09: 0000000000000000 [ 103.710904][ T5328] R10: 0000200000000b00 R11: 0000000000000246 R12: 00002000000005c0 [ 103.714175][ T5328] R13: 00007fc16518de60 R14: 0000000000000000 R15: 0000000000000000 [ 103.717538][ T5328] [ 103.719250][ T5328] Kernel Offset: disabled [ 103.721065][ T5328] Rebooting in 86400 seconds..