syzbot


corrupted report

Status: upstream: reported on 2023/03/07 17:14
Reported-by: syzbot+ea9a2d620e90898a0a2a@syzkaller.appspotmail.com
First crash: 1117d, last: 38m
Similar bugs (23)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-5-10 corrupted report (2) -1 6 938d 1015d 0/2 auto-obsoleted due to no activity on 2023/12/02 13:09
android-54 corrupted report (2) -1 105976 307d 427d 0/2 auto-obsoleted due to no activity on 2025/07/15 11:08
linux-4.19 corrupted report gfs2 sysv ext4 hfsplus -1 6619 1118d 2544d 0/1 upstream: reported on 2019/04/11 04:14
android-414 corrupted report -1 5888 2309d 2544d 0/1 auto-closed as invalid on 2020/02/29 14:20
android-5-15 corrupted report -1 4 987d 1068d 0/2 auto-obsoleted due to no activity on 2023/10/14 13:19
android-6-12 corrupted report -1 191 135d 280d 0/1 auto-obsoleted due to no activity on 2026/01/03 01:56
linux-6.6 corrupted report -1 7409 7h43m 285d 0/2 upstream: reported on 2025/06/16 23:08
upstream corrupted report -1 29 3047d 3049d 0/29 closed as invalid on 2017/11/24 12:19
android-54 corrupted report -1 860856 607d 2239d 0/2 auto-obsoleted due to no activity on 2024/10/07 14:17
linux-4.4 corrupted report -1 12 2390d 2518d 0/1 auto-closed as invalid on 2020/01/10 12:28
android-6-12 corrupted report (2) -1 622 1h20m 67d 0/1 premoderation: reported on 2026/01/21 07:36
linux-4.14 corrupted report cramfs -1 6026 1119d 2542d 0/1 upstream: reported on 2019/04/12 21:21
android-6-1 corrupted report -1 308 1d15h 977d 0/2 premoderation: reported on 2023/07/25 23:06
android-5-15 corrupted report (3) -1 71 499d 725d 0/2 auto-obsoleted due to no activity on 2025/01/03 14:55
android-5-10 corrupted report -1 289 1417d 1566d 0/2 auto-closed as invalid on 2022/07/11 05:59
android-49 corrupted report -1 567 3047d 3049d 0/3 closed as invalid on 2017/11/24 12:19
android-5-15 corrupted report (4) -1 151 17h10m 441d 0/2 premoderation: reported on 2025/01/11 16:11
android-5-15 corrupted report (2) -1 1 848d 848d 0/2 auto-obsoleted due to no activity on 2024/03/01 04:17
upstream corrupted report (2) mm block -1 1089056 now 2909d 0/29 moderation: reported on 2018/04/11 09:52
linux-5.15 corrupted report -1 9246 8h45m 1112d 0/3 upstream: reported on 2023/03/12 22:30
android-49 corrupted report (2) -1 19181 2307d 2541d 0/3 auto-closed as invalid on 2020/03/03 12:39
android-5-10 corrupted report (3) -1 99 8d08h 719d 0/2 premoderation: reported on 2024/04/08 19:56
android-44 corrupted report -1 7075 2307d 2541d 0/2 auto-closed as invalid on 2020/03/02 23:26

Sample crash report:
rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-.... } 2666 jiffies s: 223933 root: 0x2/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 27110 Comm: dhcpcd-run-hook Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:mark_lock+0x9/0x320 kernel/locking/lockdep.c:4589
Code: 20 8e e8 4a 88 6e 00 4c 89 f7 41 89 d9 e9 79 ff ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55 41 57 41 56 41 55 41 54 <53> 50 89 d5 49 89 f6 48 89 fb 49 bd 00 00 00 00 00 fc ff df 83 fa
RSP: 0018:ffffc9000613ea70 EFLAGS: 00000046
RAX: 0000000000000006 RBX: 0000000000000006 RCX: 0000000000000002
RDX: 0000000000000008 RSI: ffff888027a76510 RDI: ffff888027a75940
RBP: ffffc9000613ecf0 R08: dffffc0000000000 R09: 1ffffffff215ee48
R10: dffffc0000000000 R11: fffffbfff215ee49 R12: ffff888027a75940
R13: 0000000000000002 R14: ffff888027a76510 R15: ffff888027a76530
FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa2149c9286 CR3: 0000000076714000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 mark_usage kernel/locking/lockdep.c:4549 [inline]
 __lock_acquire+0xd7e/0x7d10 kernel/locking/lockdep.c:5003
 lock_acquire+0x1bb/0x4a0 kernel/locking/lockdep.c:5662
 rcu_lock_acquire include/linux/rcupdate.h:350 [inline]
 rcu_read_lock_sched include/linux/rcupdate.h:883 [inline]
 pfn_valid include/linux/mmzone.h:1857 [inline]
 __virt_addr_valid+0x1a5/0x540 arch/x86/mm/physaddr.c:65
 kasan_addr_to_slab+0x9/0xc0 mm/kasan/common.c:36
 __kasan_record_aux_stack+0xf/0xc0 mm/kasan/generic.c:471
 irq_work_queue_on+0x10f/0x260 kernel/irq_work.c:140
 rcu_read_unlock_special+0x3c9/0x510 kernel/rcu/tree_plugin.h:678
 __rcu_read_unlock+0x78/0xd0 kernel/rcu/tree_plugin.h:426
 rcu_read_unlock include/linux/rcupdate.h:823 [inline]
 trace_call_bpf+0x5bb/0x6b0 kernel/trace/bpf_trace.c:137
 perf_trace_run_bpf_submit+0x79/0x1c0 kernel/events/core.c:10027
 perf_trace_preemptirq_template+0x268/0x320 include/trace/events/preemptirq.h:14
 trace_irq_enable_rcuidle+0xd3/0x140 include/trace/events/preemptirq.h:40
 trace_hardirqs_on+0x24/0x40 kernel/trace/trace_preemptirq.c:44
 asm_sysvec_irq_work+0x16/0x20 arch/x86/include/asm/idtentry.h:728
RIP: 0010:rcu_read_unlock_special+0x7f/0x510 kernel/rcu/tree_plugin.h:685
Code: eb 03 48 b8 f1 f1 f1 f1 f8 f2 f2 f2 4a 89 04 2b 42 c7 44 2b 08 f8 f3 f3 f3 65 44 8b 35 d2 33 95 7e 41 f7 c6 00 00 f0 00 74 40 <48> c7 44 24 40 0e 36 e0 45 4a c7 04 2b 00 00 00 00 42 c7 44 2b 08
RSP: 0018:ffffc9000613f340 EFLAGS: 00000206
RAX: 3f2ae6e29747d600 RBX: 1ffff92000c27e70 RCX: 3f2ae6e29747d600
RDX: dffffc0000000000 RSI: ffffffff8a8c10a0 RDI: ffffffff8adf0d20
RBP: ffffc9000613f430 R08: ffffffff90af7247 R09: 1ffffffff215ee48
R10: dffffc0000000000 R11: fffffbfff215ee49 R12: 0000000000000246
R13: dffffc0000000000 R14: ffff8880b8f3b900 R15: 0000000000000002
 __rcu_read_unlock+0x78/0xd0 kernel/rcu/tree_plugin.h:426
 rcu_read_unlock include/linux/rcupdate.h:823 [inline]
 page_ext_put+0x91/0xb0 mm/page_ext.c:182
 ptep_get_and_clear_full arch/x86/include/asm/jump_label.h:-1 [inline]
 zap_pte_range mm/memory.c:1433 [inline]
 zap_pmd_range mm/memory.c:1572 [inline]
 zap_pud_range mm/memory.c:1601 [inline]
 zap_p4d_range mm/memory.c:1622 [inline]
 unmap_page_range+0x192d/0x2500 mm/memory.c:1643
 unmap_vmas+0x260/0x390 mm/memory.c:1728
 exit_mmap+0x20d/0x960 mm/mmap.c:3250
 __mmput+0x118/0x3c0 kernel/fork.c:1205
 exec_mmap+0x4bc/0x580 fs/exec.c:1040
 begin_new_exec+0xaa4/0x1ee0 fs/exec.c:1299
 load_elf_binary+0x97c/0x2800 fs/binfmt_elf.c:1028
 search_binary_handler fs/exec.c:1764 [inline]
 exec_binprm fs/exec.c:1805 [inline]
 bprm_execve+0xaea/0x17e0 fs/exec.c:1874
 do_execveat_common+0x51b/0x6c0 fs/exec.c:1979
 do_execve fs/exec.c:2053 [inline]
 __do_sys_execve fs/exec.c:2129 [inline]
 __se_sys_execve fs/exec.c:2124 [inline]
 __x64_sys_execve+0x8e/0xa0 fs/exec.c:2124
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fa21490f107
Code: Unable to access opcode bytes at 0x7fa21490f0dd.
RSP: 002b:00007fffabd8c8d8 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
RAX: ffffffffffffffda RBX: 0000558514ce31a8 RCX: 00007fa21490f107
RDX: 0000558514cdee28 RSI: 0000558514ce31a8 RDI: 0000558514cdeeb0
RBP: 0000558514cdeeb0 R08: 00007fffabd8fec6 R09: 0000000000000210
R10: 0000000000000002 R11: 0000000000000246 R12: 0000558514cdee28
R13: 00007fa214ad4e8b R14: 0000558514cdee28 R15: 0000000000000000
 </TASK>

Crashes (188272):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/03/29 13:19 linux-6.1.y 1989cd3d56e2 b5ceaad2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/29 09:27 linux-6.1.y 1989cd3d56e2 b5ceaad2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/29 08:14 linux-6.1.y 1989cd3d56e2 b5ceaad2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/29 05:02 linux-6.1.y 1989cd3d56e2 b5ceaad2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/28 18:44 linux-6.1.y 1989cd3d56e2 b5ceaad2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/28 17:01 linux-6.1.y 1989cd3d56e2 b5ceaad2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/28 13:47 linux-6.1.y 1989cd3d56e2 b5ceaad2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan corrupted report
2026/03/28 08:18 linux-6.1.y 1989cd3d56e2 356bdfc9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan corrupted report
2026/03/28 08:11 linux-6.1.y 1989cd3d56e2 356bdfc9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan corrupted report
2026/03/28 07:08 linux-6.1.y 1989cd3d56e2 356bdfc9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/27 23:39 linux-6.1.y 1989cd3d56e2 74a13a23 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/27 21:38 linux-6.1.y 1989cd3d56e2 74a13a23 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/27 12:23 linux-6.1.y 1989cd3d56e2 766b6434 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan corrupted report
2026/03/27 07:17 linux-6.1.y 1989cd3d56e2 766b6434 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/27 05:52 linux-6.1.y 1989cd3d56e2 766b6434 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/27 01:08 linux-6.1.y 1989cd3d56e2 766b6434 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/26 20:10 linux-6.1.y 1989cd3d56e2 766b6434 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan corrupted report
2026/03/26 04:45 linux-6.1.y 1989cd3d56e2 c6143aac .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan corrupted report
2026/03/26 03:02 linux-6.1.y 1989cd3d56e2 c6143aac .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan corrupted report
2026/03/26 01:01 linux-6.1.y 1989cd3d56e2 c6143aac .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/25 19:53 linux-6.1.y 1989cd3d56e2 8ee77f7d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/25 17:07 linux-6.1.y 1989cd3d56e2 8ee77f7d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/25 14:53 linux-6.1.y 1989cd3d56e2 8ee77f7d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan corrupted report
2026/03/25 07:31 linux-6.1.y f2ddafa93a25 74e70d19 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/25 04:07 linux-6.1.y f2ddafa93a25 74e70d19 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/25 02:07 linux-6.1.y f2ddafa93a25 74e70d19 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan corrupted report
2026/03/25 00:34 linux-6.1.y f2ddafa93a25 74e70d19 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan corrupted report
2026/03/24 16:02 linux-6.1.y f2ddafa93a25 74e70d19 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan corrupted report
2026/03/24 10:40 linux-6.1.y f2ddafa93a25 baf8bf12 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/24 09:35 linux-6.1.y f2ddafa93a25 baf8bf12 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/24 06:36 linux-6.1.y f2ddafa93a25 baf8bf12 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan corrupted report
2026/03/24 05:34 linux-6.1.y f2ddafa93a25 baf8bf12 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/23 21:18 linux-6.1.y f2ddafa93a25 4933dba2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan corrupted report
2026/03/23 19:47 linux-6.1.y f2ddafa93a25 4933dba2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/23 17:58 linux-6.1.y f2ddafa93a25 4933dba2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/23 16:07 linux-6.1.y f2ddafa93a25 4933dba2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan corrupted report
2026/03/23 10:19 linux-6.1.y f2ddafa93a25 5b92003d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/23 08:52 linux-6.1.y f2ddafa93a25 5b92003d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/23 06:11 linux-6.1.y f2ddafa93a25 5b92003d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/23 05:18 linux-6.1.y f2ddafa93a25 5b92003d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/22 22:22 linux-6.1.y f2ddafa93a25 5b92003d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/22 20:52 linux-6.1.y f2ddafa93a25 5b92003d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/22 18:46 linux-6.1.y f2ddafa93a25 5b92003d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/22 17:09 linux-6.1.y f2ddafa93a25 5b92003d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/22 15:52 linux-6.1.y f2ddafa93a25 5b92003d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/22 12:52 linux-6.1.y f2ddafa93a25 5b92003d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/22 11:50 linux-6.1.y f2ddafa93a25 5b92003d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
2026/03/27 11:13 linux-6.1.y 1989cd3d56e2 766b6434 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 corrupted report
2026/03/26 10:05 linux-6.1.y 1989cd3d56e2 c6143aac .config console log report [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 corrupted report
2026/03/25 18:18 linux-6.1.y 1989cd3d56e2 8ee77f7d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 corrupted report
2026/03/23 03:53 linux-6.1.y f2ddafa93a25 5b92003d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 corrupted report
2023/03/07 17:14 linux-6.1.y 42616e0f09fb d7ea8bc4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf corrupted report
* Struck through repros no longer work on HEAD.