sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 00 00 02 00 00 02 00 Oops: general protection fault, probably for non-canonical address 0xdffffc0003ce0ce0: 0000 [#1] SMP KASAN NOPTI KASAN: probably user-memory-access in range [0x000000001e706700-0x000000001e706707] CPU: 0 UID: 0 PID: 289 Comm: syz-executor.6 Tainted: G W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__queue_work+0x202/0x1240 Code: 48 8b 6d 00 e8 4f ee 79 03 31 ff 41 89 c5 89 c6 e8 c3 02 32 00 45 85 ed 0f 85 e1 05 00 00 e8 85 07 32 00 48 89 e8 48 c1 e8 03 <42> 80 3c 20 00 0f 85 a0 0e 00 00 4c 8b 75 00 48 89 df 4c 89 34 24 RSP: 0018:ffff888018c076b0 EFLAGS: 00010012 RAX: 0000000003ce0ce0 RBX: ffff88800d2f7018 RCX: ffffffff8141f51d RDX: ffff88801392b700 RSI: ffffffff8141ef2b RDI: 0000000000000005 RBP: 000000001e706700 R08: 0000000000000001 R09: fffffbfff0f128f4 R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000001 R14: 0000000000000000 R15: ffff88800b266800 FS: 000055558ade6400(0000) GS:ffff8880e55d8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff56dcbfc8 CR3: 0000000045923000 CR4: 0000000000350ef0 Call Trace: queue_work_on+0xd0/0xe0 loop_queue_rq+0x5c8/0x1180 __blk_mq_issue_directly+0xd5/0x260 blk_mq_request_issue_directly+0x11c/0x1e0 blk_mq_issue_direct+0x192/0x640 blk_mq_dispatch_queue_requests+0x4b0/0x7c0 blk_mq_flush_plug_list+0x1ec/0x5b0 __blk_flush_plug+0x25c/0x460 __submit_bio+0x480/0x5b0 submit_bio_noacct_nocheck+0x68e/0xcb0 submit_bio_noacct+0x359/0x1350 __sync_dirty_buffer+0x176/0x380 fat_set_state+0x22f/0x360 fat_put_super+0x3f/0xc0 generic_shutdown_super+0x15a/0x4a0 kill_block_super+0x3b/0x90 deactivate_locked_super+0xbf/0x1a0 deactivate_super+0xb1/0xd0 cleanup_mnt+0x2df/0x430 task_work_run+0x172/0x280 exit_to_user_mode_loop+0xef/0x110 do_syscall_64+0x2f7/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f6bc77f0f87 Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffc86434858 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000011 RCX: 00007f6bc77f0f87 RDX: 00007ffc86434929 RSI: 000000000000000a RDI: 00007ffc86434920 RBP: 00007ffc86434920 R08: 00000000ffffffff R09: 00007ffc864346f0 R10: 000055558ade7c7b R11: 0000000000000246 R12: 00007f6bc7849105 R13: 00007ffc864359e0 R14: 000055558ade7c20 R15: 00007ffc86435a20 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__queue_work+0x202/0x1240 Code: 48 8b 6d 00 e8 4f ee 79 03 31 ff 41 89 c5 89 c6 e8 c3 02 32 00 45 85 ed 0f 85 e1 05 00 00 e8 85 07 32 00 48 89 e8 48 c1 e8 03 <42> 80 3c 20 00 0f 85 a0 0e 00 00 4c 8b 75 00 48 89 df 4c 89 34 24 RSP: 0018:ffff888018c076b0 EFLAGS: 00010012 RAX: 0000000003ce0ce0 RBX: ffff88800d2f7018 RCX: ffffffff8141f51d RDX: ffff88801392b700 RSI: ffffffff8141ef2b RDI: 0000000000000005 RBP: 000000001e706700 R08: 0000000000000001 R09: fffffbfff0f128f4 R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000001 R14: 0000000000000000 R15: ffff88800b266800 FS: 000055558ade6400(0000) GS:ffff8880e55d8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff56dcbfc8 CR3: 0000000045923000 CR4: 0000000000350ef0 note: syz-executor.6[289] exited with irqs disabled note: syz-executor.6[289] exited with preempt_count 1 ------------[ cut here ]------------ WARNING: kernel/exit.c:898 at do_exit+0x1c36/0x2970, CPU#0: syz-executor.6/289 Modules linked in: CPU: 0 UID: 0 PID: 289 Comm: syz-executor.6 Tainted: G D W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) Tainted: [D]=DIE, [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:do_exit+0x1c36/0x2970 Code: 96 0a 00 00 c7 43 18 00 00 00 00 e9 21 e6 ff ff e8 ef b3 38 00 bf 02 24 00 00 e8 f5 ab 0b 00 e9 41 ff ff ff e8 db b3 38 00 90 <0f> 0b 90 e9 87 e4 ff ff e8 cd b3 38 00 4c 89 e6 bf 05 06 00 00 e8 RSP: 0018:ffff888018c07e40 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000200 RCX: ffffffff813b2727 RDX: ffff88801392b700 RSI: ffffffff813b42d5 RDI: ffff88801392c8e8 RBP: ffff88801392b700 R08: 0000000000000001 R09: fffffbfff0f126d8 R10: 0000000000000200 R11: 0000000000000001 R12: 000000000000000b R13: 0000000000002710 R14: dffffc0003ce0ce0 R15: 0000000000000000 FS: 000055558ade6400(0000) GS:ffff8880e55d8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff56dcbfc8 CR3: 0000000045923000 CR4: 0000000000350ef0 Call Trace: make_task_dead+0x174/0x3b0 rewind_stack_and_make_dead+0x16/0x20 RIP: 0033:0x7f6bc77f0f87 Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffc86434858 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000011 RCX: 00007f6bc77f0f87 RDX: 00007ffc86434929 RSI: 000000000000000a RDI: 00007ffc86434920 RBP: 00007ffc86434920 R08: 00000000ffffffff R09: 00007ffc864346f0 R10: 000055558ade7c7b R11: 0000000000000246 R12: 00007f6bc7849105 R13: 00007ffc864359e0 R14: 000055558ade7c20 R15: 00007ffc86435a20 irq event stamp: 172714 hardirqs last enabled at (172713): [] ktime_get+0x1c7/0x270 hardirqs last disabled at (172714): [] _raw_spin_lock_irq+0x42/0x50 softirqs last enabled at (172656): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (172623): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- BUG: sleeping function called from invalid context at ./include/linux/percpu-rwsem.h:51 in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 289, name: syz-executor.6 preempt_count: 0, expected: 0 RCU nest depth: 2, expected: 0 INFO: lockdep is turned off. CPU: 0 UID: 0 PID: 289 Comm: syz-executor.6 Tainted: G D W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) Tainted: [D]=DIE, [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: dump_stack_lvl+0xfa/0x120 __might_resched+0x2f3/0x510 exit_signals+0x25/0x940 do_exit+0x2db/0x2970 make_task_dead+0x174/0x3b0 rewind_stack_and_make_dead+0x16/0x20 RIP: 0033:0x7f6bc77f0f87 Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffc86434858 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000011 RCX: 00007f6bc77f0f87 RDX: 00007ffc86434929 RSI: 000000000000000a RDI: 00007ffc86434920 RBP: 00007ffc86434920 R08: 00000000ffffffff R09: 00007ffc864346f0 R10: 000055558ade7c7b R11: 0000000000000246 R12: 00007f6bc7849105 R13: 00007ffc864359e0 R14: 000055558ade7c20 R15: 00007ffc86435a20 ---------------- Code disassembly (best guess): 0: 48 8b 6d 00 mov 0x0(%rbp),%rbp 4: e8 4f ee 79 03 callq 0x379ee58 9: 31 ff xor %edi,%edi b: 41 89 c5 mov %eax,%r13d e: 89 c6 mov %eax,%esi 10: e8 c3 02 32 00 callq 0x3202d8 15: 45 85 ed test %r13d,%r13d 18: 0f 85 e1 05 00 00 jne 0x5ff 1e: e8 85 07 32 00 callq 0x3207a8 23: 48 89 e8 mov %rbp,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 42 80 3c 20 00 cmpb $0x0,(%rax,%r12,1) <-- trapping instruction 2f: 0f 85 a0 0e 00 00 jne 0xed5 35: 4c 8b 75 00 mov 0x0(%rbp),%r14 39: 48 89 df mov %rbx,%rdi 3c: 4c 89 34 24 mov %r14,(%rsp)