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INFO: trying to register non-static key. the code is fine but needs lockdep annotation. turning off the locking correctness validator. CPU: 1 PID: 8374 Comm: syz-executor.3 Not tainted 4.14.180-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x13e/0x194 lib/dump_stack.c:58 register_lock_class+0x2fe/0x1600 kernel/locking/lockdep.c:768 __lock_acquire+0x147/0x4620 kernel/locking/lockdep.c:3378 lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x8c/0xbf kernel/locking/spinlock.c:160 devres_for_each_res drivers/base/devres.c:182 [inline] devres_for_each_res+0x51/0x1a0 drivers/base/devres.c:170 dev_cache_fw_image+0x8c/0x390 drivers/base/firmware_class.c:1610 dpm_for_each_dev drivers/base/power/main.c:1878 [inline] dpm_for_each_dev+0x56/0xb0 drivers/base/power/main.c:1869 device_cache_fw_images drivers/base/firmware_class.c:1688 [inline] fw_pm_notify+0xcb/0x110 drivers/base/firmware_class.c:1739 notifier_call_chain+0x107/0x1a0 kernel/notifier.c:93 __blocking_notifier_call_chain kernel/notifier.c:317 [inline] __blocking_notifier_call_chain+0x8f/0xb0 kernel/notifier.c:304 __pm_notifier_call_chain+0x2c/0x60 kernel/power/main.c:45 snapshot_open+0x206/0x3f0 kernel/power/user.c:77 misc_open+0x337/0x460 drivers/char/misc.c:154 chrdev_open+0x1fc/0x540 fs/char_dev.c:423 do_dentry_open+0x732/0xe90 fs/open.c:777 vfs_open+0x105/0x220 fs/open.c:888 do_last fs/namei.c:3428 [inline] path_openat+0x8ca/0x3c50 fs/namei.c:3569 do_filp_open+0x18e/0x250 fs/namei.c:3603 do_sys_open+0x29d/0x3f0 fs/open.c:1081 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45c829 RSP: 002b:00007f7ba1385c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00000000004f8760 RCX: 000000000045c829 RDX: 0000000000000400 RSI: 0000000020000100 RDI: ffffffffffffff9c RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000000007ee R14: 00000000004caa99 R15: 00007f7ba13866d4 kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 1 PID: 8374 Comm: syz-executor.3 Not tainted 4.14.180-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff8880a0262400 task.stack: ffff88820c968000 RIP: 0010:devres_for_each_res drivers/base/devres.c:183 [inline] RIP: 0010:devres_for_each_res+0x94/0x1a0 drivers/base/devres.c:170 RSP: 0018:ffff88820c96f788 EFLAGS: 00010002 RAX: dffffc0000000000 RBX: ffffffff83993440 RCX: ffffc9000886b000 RDX: 0000000000000001 RSI: ffffffff82fb2c3a RDI: 0000000000000008 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 R10: fffffbfff14a94cd R11: ffff8880a0262400 R12: 0000000000000000 R13: ffff8880001592a0 R14: ffffffff83992810 R15: ffffffff8afab698 FS: 00007f7ba1386700(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c423b4e004 CR3: 00000000a0d77000 CR4: 00000000001426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: dev_cache_fw_image+0x8c/0x390 drivers/base/firmware_class.c:1610 dpm_for_each_dev drivers/base/power/main.c:1878 [inline] dpm_for_each_dev+0x56/0xb0 drivers/base/power/main.c:1869 device_cache_fw_images drivers/base/firmware_class.c:1688 [inline] fw_pm_notify+0xcb/0x110 drivers/base/firmware_class.c:1739 notifier_call_chain+0x107/0x1a0 kernel/notifier.c:93 __blocking_notifier_call_chain kernel/notifier.c:317 [inline] __blocking_notifier_call_chain+0x8f/0xb0 kernel/notifier.c:304 __pm_notifier_call_chain+0x2c/0x60 kernel/power/main.c:45 snapshot_open+0x206/0x3f0 kernel/power/user.c:77 misc_open+0x337/0x460 drivers/char/misc.c:154 chrdev_open+0x1fc/0x540 fs/char_dev.c:423 do_dentry_open+0x732/0xe90 fs/open.c:777 vfs_open+0x105/0x220 fs/open.c:888 do_last fs/namei.c:3428 [inline] path_openat+0x8ca/0x3c50 fs/namei.c:3569 do_filp_open+0x18e/0x250 fs/namei.c:3603 do_sys_open+0x29d/0x3f0 fs/open.c:1081 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45c829 RSP: 002b:00007f7ba1385c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00000000004f8760 RCX: 000000000045c829 RDX: 0000000000000400 RSI: 0000000020000100 RDI: ffffffffffffff9c RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000000007ee R14: 00000000004caa99 R15: 00007f7ba13866d4 Code: df 48 c1 ea 03 80 3c 02 00 0f 85 14 01 00 00 49 8b ad e8 03 00 00 48 b8 00 00 00 00 00 fc ff df 48 8d 7d 08 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 e4 00 00 00 4d 8d bd e0 03 00 00 48 8b 5d 08 RIP: devres_for_each_res drivers/base/devres.c:183 [inline] RSP: ffff88820c96f788 RIP: devres_for_each_res+0x94/0x1a0 drivers/base/devres.c:170 RSP: ffff88820c96f788 ---[ end trace 0e3a8576a2fed72b ]---
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2020/05/10 23:31 | linux-4.14.y | ab9dfda23248 | 8742a2b9 | .config | console log | report | ci2-linux-4-14 |