syzbot


WARNING in trace_suspend_resume

Status: upstream: reported C repro on 2025/07/31 14:52
Subsystems: bpf
[Documentation on labels]
Reported-by: syzbot+99d4fec338b62b703891@syzkaller.appspotmail.com
First crash: 211d, last: 1d00h
Discussions (6)
Title Replies (including bot) Last reply
[syzbot] Monthly bpf report (Feb 2026) 0 (1) 2026/02/06 14:30
[syzbot] Monthly mm report (Jan 2026) 0 (1) 2026/01/19 08:18
[syzbot] Monthly bpf report (Dec 2025) 0 (1) 2025/12/06 09:24
[syzbot] Monthly bpf report (Oct 2025) 0 (1) 2025/10/06 17:29
[syzbot] Monthly mm report (Sep 2025) 0 (1) 2025/09/15 06:54
[syzbot] [bpf?] WARNING in trace_suspend_resume 1 (4) 2025/08/01 10:43
Last patch testing requests (1)
Created Duration User Patch Repo Result
2025/08/01 10:14 27m david@redhat.com patch upstream OK log

Sample crash report:
------------[ cut here ]------------
WARNING: kernel/bpf/verifier.c:2763 at reg_bounds_sanity_check+0x3c0/0x428 kernel/bpf/verifier.c:2763, CPU#1: syz.2.17/4019
verifier bug: REG INVARIANTS VIOLATION (true_reg1): range bounds violation u64=[0xffffdfcd, 0xffffffffffffdfcc] s64=[0x80000000ffffdfcd, 0x7fffffffffffdfcc] u32=[0xffffdfcd, 0xffffdfcc] s32=[0xffffdfcd, 0xffffdfcc] var_off=(0xffffdfcc, 0xffffffff00000000)
Modules linked in:
Kernel panic - not syncing: kernel: panic_on_warn set ...
CPU: 1 UID: 0 PID: 4019 Comm: syz.2.17 Not tainted syzkaller #0 PREEMPT 
Hardware name: ARM-Versatile Express
Call trace: 
[<80201a14>] (dump_backtrace) from [<80201b08>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257)
 r7:8281f940 r6:00000000 r5:822a7678 r4:00000001
[<80201af0>] (show_stack) from [<8021e45c>] (__dump_stack lib/dump_stack.c:94 [inline])
[<80201af0>] (show_stack) from [<8021e45c>] (dump_stack_lvl+0x5c/0x70 lib/dump_stack.c:120)
[<8021e400>] (dump_stack_lvl) from [<8021e488>] (dump_stack+0x18/0x1c lib/dump_stack.c:129)
 r7:8281f940 r6:00000000 r5:83e1b000 r4:82a80d14
[<8021e470>] (dump_stack) from [<802025f4>] (vpanic+0x114/0x320 kernel/panic.c:650)
[<802024e0>] (vpanic) from [<80202834>] (trace_suspend_resume+0x0/0x104 kernel/panic.c:787)
 r7:803e02a4
[<80202800>] (panic) from [<80250a68>] (check_panic_on_warn kernel/panic.c:524 [inline])
[<80202800>] (panic) from [<80250a68>] (get_taint+0x0/0x1c kernel/panic.c:519)
 r3:8280c544 r2:00000001 r1:8228e41c r0:82295cd4
[<802509f0>] (check_panic_on_warn) from [<80250be4>] (__warn+0x98/0x1ac kernel/panic.c:1062)
[<80250b4c>] (__warn) from [<80250ee0>] (warn_slowpath_fmt+0x1e8/0x1f4 kernel/panic.c:1097)
 r8:00000009 r7:822adfb0 r6:dfd318c4 r5:83e1b000 r4:00000000
[<80250cfc>] (warn_slowpath_fmt) from [<803e02a4>] (reg_bounds_sanity_check+0x3c0/0x428 kernel/bpf/verifier.c:2763)
 r10:85318000 r9:ffffdfcd r8:80000000 r7:ffffdfcd r6:ffffdfcc r5:822ae714
 r4:852ac230
[<803dfee4>] (reg_bounds_sanity_check) from [<803ecfcc>] (reg_set_min_max kernel/bpf/verifier.c:17104 [inline])
[<803dfee4>] (reg_bounds_sanity_check) from [<803ecfcc>] (reg_set_min_max+0x1c4/0x288 kernel/bpf/verifier.c:17071)
 r10:00000001 r9:00000010 r8:85318000 r7:851fb310 r6:852ac310 r5:852ac230
 r4:851fb230
[<803ece08>] (reg_set_min_max) from [<803fdc10>] (check_cond_jmp_op+0xc7c/0x1980 kernel/bpf/verifier.c:17548)
 r10:852ac000 r9:00000010 r8:85294180 r7:ffffffff r6:80000000 r5:8387ccc0
 r4:dfd2d0c0 r3:851fb230
[<803fcf94>] (check_cond_jmp_op) from [<80404280>] (do_check_insn kernel/bpf/verifier.c:21103 [inline])
[<803fcf94>] (check_cond_jmp_op) from [<80404280>] (do_check kernel/bpf/verifier.c:21243 [inline])
[<803fcf94>] (check_cond_jmp_op) from [<80404280>] (do_check_common+0x259c/0x3228 kernel/bpf/verifier.c:24581)
 r10:8531c000 r9:85318000 r8:dfd2d0c0 r7:8531e000 r6:00000018 r5:dfd2d078
 r4:dfd2d000
[<80401ce4>] (do_check_common) from [<80407ed4>] (do_check_main kernel/bpf/verifier.c:24664 [inline])
[<80401ce4>] (do_check_common) from [<80407ed4>] (bpf_check+0x22e4/0x2d30 kernel/bpf/verifier.c:25989)
 r10:8531e000 r9:00000001 r8:85318000 r7:00000a7b r6:853188bc r5:00000000
 r4:00000016
[<80405bf0>] (bpf_check) from [<803d95f4>] (bpf_prog_load+0x5b8/0xdec kernel/bpf/syscall.c:3089)
 r10:dfd2d000 r9:83e1b000 r8:84e3b330 r7:dfd31d18 r6:00000000 r5:00000000
 r4:dfd31eb0
[<803d903c>] (bpf_prog_load) from [<803dae1c>] (__sys_bpf+0x2d8/0x2008 kernel/bpf/syscall.c:6229)
 r10:00000005 r9:00000000 r8:dfd31e50 r7:00000048 r6:83e1b000 r5:200054c0
 r4:00000000
[<803dab44>] (__sys_bpf) from [<803dd0e4>] (__do_sys_bpf kernel/bpf/syscall.c:6342 [inline])
[<803dab44>] (__sys_bpf) from [<803dd0e4>] (sys_bpf+0x2c/0x48 kernel/bpf/syscall.c:6340)
 r10:00000182 r9:83e1b000 r8:8020029c r7:00000182 r6:00346310 r5:00000000
 r4:00000000
[<803dd0b8>] (sys_bpf) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:67)
Exception stack(0xdfd31fa8 to 0xdfd31ff0)
1fa0:                   00000000 00000000 00000005 200054c0 00000048 00000000
1fc0: 00000000 00000000 00346310 00000182 003462d8 00000000 003462d8 003462e4
1fe0: 7efb2790 7efb2780 00018ba0 001300f0
Rebooting in 86400 seconds..

Crashes (2398):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/02/18 13:59 upstream 2961f841b025 39751c21 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2025/11/09 18:32 upstream 439fc29dfd3b 4e1406b4 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2025/08/01 10:08 upstream f2d282e1dfb3 0c075d67 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/27 07:46 upstream 3f4a08e64442 a2f13f71 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/26 18:15 upstream f4d0ec0aa20d ffa54287 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/24 07:51 upstream 7dff99b35460 41d2fa6a .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/23 19:58 upstream 6de23f81a5e0 6beca497 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/22 06:05 upstream d79526b89571 6e7b5511 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/22 03:40 upstream d79526b89571 6e7b5511 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/21 11:42 upstream a95f71ad3e2e 6e7b5511 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/20 12:35 upstream 8bf22c33e7a1 17d780d6 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/20 11:06 upstream 8bf22c33e7a1 17d780d6 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/20 10:42 upstream 8bf22c33e7a1 17d780d6 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/20 02:59 upstream 2b7a25df823d 73a252ac .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/20 01:33 upstream 2b7a25df823d 73a252ac .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/19 23:56 upstream 2b7a25df823d 73a252ac .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/19 13:16 upstream 956b9cbd7f15 746545b8 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/19 12:12 upstream 956b9cbd7f15 746545b8 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/18 11:44 upstream 2961f841b025 39751c21 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/18 02:45 upstream d295082ea672 06ec4f7b .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/18 01:43 upstream d295082ea672 06ec4f7b .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/17 12:47 upstream 970296997869 e439b951 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/17 10:34 upstream 970296997869 e439b951 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/17 02:05 upstream 0f2acd3148e0 5d52cba5 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/17 01:03 upstream 0f2acd3148e0 5d52cba5 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/16 11:20 upstream 26a4cfaff82a 1e62d198 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/15 21:21 upstream ca4ee40bf13d 1e62d198 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/15 18:44 upstream ca4ee40bf13d 1e62d198 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/15 08:57 upstream 3e48a11675c5 1e62d198 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/15 06:59 upstream 3e48a11675c5 1e62d198 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/15 05:43 upstream 3e48a11675c5 1e62d198 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/14 03:23 upstream cee73b1e840c 1e62d198 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/12 10:55 upstream 1e83ccd5921a 76a109e2 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/12 09:30 upstream 1e83ccd5921a 76a109e2 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/11 21:19 upstream 192c0159402e 75707236 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/11 20:11 upstream 192c0159402e 75707236 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/11 08:44 upstream dc855b77719f 441e25b7 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/11 08:43 upstream dc855b77719f 441e25b7 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/09 18:42 upstream 05f7e89ab973 df949cd9 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/09 06:39 upstream e98f34af6116 4c131dc4 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/09 05:32 upstream e98f34af6116 4c131dc4 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/09 04:00 upstream e98f34af6116 4c131dc4 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/08 13:13 upstream e7aa57247700 4c131dc4 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/08 05:34 upstream e7aa57247700 4c131dc4 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/07 09:29 upstream 2687c848e578 f20fc9f9 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/06 21:46 upstream b7ff7151e653 97745f52 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/06 21:43 upstream b7ff7151e653 97745f52 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2026/02/06 09:09 upstream 8fdb05de0e2d f03c4191 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2025/07/31 12:47 upstream 260f6f4fda93 f8f2b4da .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
2025/07/31 10:43 upstream 260f6f4fda93 f8f2b4da .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 WARNING in trace_suspend_resume
* Struck through repros no longer work on HEAD.