Oops: general protection fault, probably for non-canonical address 0xe1001bfff110170f: 0000 [#1] PREEMPT SMP KASAN PTI KASAN: maybe wild-memory-access in range [0x0800ffff8880b878-0x0800ffff8880b87f] CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.12.0-syzkaller-10740-g509f806f7f70 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:__lock_acquire+0x6a/0x2100 kernel/locking/lockdep.c:5089 Code: b6 04 30 84 c0 0f 85 f8 16 00 00 45 31 f6 83 3d 8b 19 ac 0e 00 0f 84 c8 13 00 00 89 54 24 60 89 5c 24 38 4c 89 f8 48 c1 e8 03 <80> 3c 30 00 74 12 4c 89 ff e8 28 7c 8c 00 48 be 00 00 00 00 00 fc RSP: 0018:ffffc90000157610 EFLAGS: 00010006 RAX: 01001ffff110170f RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0800ffff8880b87b RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000001 R10: dffffc0000000000 R11: fffffbfff203a107 R12: ffff88801cebda00 R13: 0000000000000000 R14: 0000000000000000 R15: 0800ffff8880b87b FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f727c5ff723 CR3: 0000000060a2c000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5849 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:154 __queue_work+0x759/0xf50 queue_work_on+0x1c2/0x380 kernel/workqueue.c:2390 blk_update_request+0x5e5/0x1160 block/blk-mq.c:981 blk_mq_end_request+0x3e/0x70 block/blk-mq.c:1143 blk_flush_complete_seq+0x6b7/0xce0 block/blk-flush.c:191 flush_end_io+0xab1/0xdc0 block/blk-flush.c:250 __blk_mq_end_request+0x492/0x5d0 block/blk-mq.c:1133 blk_complete_reqs block/blk-mq.c:1218 [inline] blk_done_softirq+0x100/0x150 block/blk-mq.c:1223 handle_softirqs+0x2d4/0x9b0 kernel/softirq.c:554 run_ksoftirqd+0xca/0x130 kernel/softirq.c:943 smpboot_thread_fn+0x544/0xa30 kernel/smpboot.c:164 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__lock_acquire+0x6a/0x2100 kernel/locking/lockdep.c:5089 Code: b6 04 30 84 c0 0f 85 f8 16 00 00 45 31 f6 83 3d 8b 19 ac 0e 00 0f 84 c8 13 00 00 89 54 24 60 89 5c 24 38 4c 89 f8 48 c1 e8 03 <80> 3c 30 00 74 12 4c 89 ff e8 28 7c 8c 00 48 be 00 00 00 00 00 fc RSP: 0018:ffffc90000157610 EFLAGS: 00010006 RAX: 01001ffff110170f RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0800ffff8880b87b RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000001 R10: dffffc0000000000 R11: fffffbfff203a107 R12: ffff88801cebda00 R13: 0000000000000000 R14: 0000000000000000 R15: 0800ffff8880b87b FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f727c5ff723 CR3: 0000000060a2c000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: b6 04 mov $0x4,%dh 2: 30 84 c0 0f 85 f8 16 xor %al,0x16f8850f(%rax,%rax,8) 9: 00 00 add %al,(%rax) b: 45 31 f6 xor %r14d,%r14d e: 83 3d 8b 19 ac 0e 00 cmpl $0x0,0xeac198b(%rip) # 0xeac19a0 15: 0f 84 c8 13 00 00 je 0x13e3 1b: 89 54 24 60 mov %edx,0x60(%rsp) 1f: 89 5c 24 38 mov %ebx,0x38(%rsp) 23: 4c 89 f8 mov %r15,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 80 3c 30 00 cmpb $0x0,(%rax,%rsi,1) <-- trapping instruction 2e: 74 12 je 0x42 30: 4c 89 ff mov %r15,%rdi 33: e8 28 7c 8c 00 call 0x8c7c60 38: 48 rex.W 39: be 00 00 00 00 mov $0x0,%esi 3e: 00 fc add %bh,%ah