mac80211_hwsim hwsim7 wlan1: entered promiscuous mode loop3: detected capacity change from 0 to 736 Oops: general protection fault, probably for non-canonical address 0xe01ffbf1100119af: 0000 [#1] SMP KASAN NOPTI KASAN: maybe wild-memory-access in range [0x00ffff888008cd78-0x00ffff888008cd7f] CPU: 1 UID: 0 PID: 3948 Comm: syz-executor.3 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) mac80211_hwsim hwsim7 wlan1: left promiscuous mode Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:kasan_byte_accessible+0x15/0x30 Code: 00 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 b8 00 00 00 00 00 fc ff df 48 c1 ef 03 48 01 c7 <0f> b6 07 3c 07 0f 96 c0 e9 7e 15 0e 03 66 66 2e 0f 1f 84 00 00 00 RSP: 0018:ffff8880173273f0 EFLAGS: 00010086 RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff84bddf4b RDI: e01ffbf1100119af RBP: 00ffff888008cd78 R08: 0000000000000001 R09: 0000000000000000 R10: ffff888008cd6003 R11: 0000000000000001 R12: 0000000000000000 R13: ffffffff84bddf4b R14: 0000000000000000 R15: ffff88801e06f000 FS: 00007fa921330700(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffd127bdff8 CR3: 000000001e351000 CR4: 0000000000350ef0 Call Trace: __kasan_check_byte+0x14/0x50 lock_acquire+0xec/0x2f0 _raw_spin_lock+0x2b/0x40 __queue_work+0xb6e/0x1240 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 __bread_gfp+0x18b/0x3c0 isofs_fill_super+0x582/0x2bd0 get_tree_bdev_flags+0x38a/0x620 vfs_get_tree+0x93/0x340 path_mount+0x132d/0x1dd0 __x64_sys_mount+0x27b/0x300 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa923dbc04a Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 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:00007fa92132ffa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000020000440 RCX: 00007fa923dbc04a RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007fa921330000 RBP: 00007fa921330040 R08: 00007fa921330040 R09: 0000000020000000 R10: 0000000000000001 R11: 0000000000000206 R12: 0000000020000000 R13: 0000000020000040 R14: 00007fa921330000 R15: 0000000020000140 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:kasan_byte_accessible+0x15/0x30 Code: 00 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 b8 00 00 00 00 00 fc ff df 48 c1 ef 03 48 01 c7 <0f> b6 07 3c 07 0f 96 c0 e9 7e 15 0e 03 66 66 2e 0f 1f 84 00 00 00 RSP: 0018:ffff8880173273f0 EFLAGS: 00010086 RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff84bddf4b RDI: e01ffbf1100119af RBP: 00ffff888008cd78 R08: 0000000000000001 R09: 0000000000000000 R10: ffff888008cd6003 R11: 0000000000000001 R12: 0000000000000000 R13: ffffffff84bddf4b R14: 0000000000000000 R15: ffff88801e06f000 FS: 00007fa921330700(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffd127bdff8 CR3: 000000001e351000 CR4: 0000000000350ef0 note: syz-executor.3[3948] exited with irqs disabled note: syz-executor.3[3948] exited with preempt_count 2 ------------[ cut here ]------------ WARNING: kernel/exit.c:898 at do_exit+0x1c36/0x2970, CPU#1: syz-executor.3/3948 Modules linked in: CPU: 1 UID: 0 PID: 3948 Comm: syz-executor.3 Tainted: G D W 6.17.0-rc3-next-20250829 #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 bf a4 38 00 bf 02 24 00 00 e8 f5 ab 0b 00 e9 41 ff ff ff e8 ab a4 38 00 90 <0f> 0b 90 e9 87 e4 ff ff e8 9d a4 38 00 4c 89 e6 bf 05 06 00 00 e8 RSP: 0018:ffff888017327e40 EFLAGS: 00010246 RAX: 0000000000040000 RBX: 0000000000000200 RCX: ffffc90007ec9000 RDX: 0000000000040000 RSI: ffffffff813b42d5 RDI: ffff888015d2c8e8 RBP: ffff888015d2b700 R08: 0000000000000001 R09: fffffbfff0f11cd8 R10: 0000000000000200 R11: 0000000000000001 R12: 000000000000000b R13: 0000000000002710 R14: e01ffbf1100119af R15: 0000000000000000 FS: 00007fa921330700(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffd127bdff8 CR3: 000000001e351000 CR4: 0000000000350ef0 Call Trace: make_task_dead+0x174/0x3b0 rewind_stack_and_make_dead+0x16/0x20 RIP: 0033:0x7fa923dbc04a Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 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:00007fa92132ffa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000020000440 RCX: 00007fa923dbc04a RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007fa921330000 RBP: 00007fa921330040 R08: 00007fa921330040 R09: 0000000020000000 R10: 0000000000000001 R11: 0000000000000206 R12: 0000000020000000 R13: 0000000020000040 R14: 00007fa921330000 R15: 0000000020000140 irq event stamp: 1594 hardirqs last enabled at (1593): [] ktime_get+0x1c7/0x270 hardirqs last disabled at (1594): [] _raw_spin_lock_irq+0x42/0x50 softirqs last enabled at (1226): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (1215): [] __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: 3948, name: syz-executor.3 preempt_count: 0, expected: 0 RCU nest depth: 2, expected: 0 INFO: lockdep is turned off. CPU: 1 UID: 0 PID: 3948 Comm: syz-executor.3 Tainted: G D W 6.17.0-rc3-next-20250829 #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: 0033:0x7fa923dbc04a Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 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:00007fa92132ffa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000020000440 RCX: 00007fa923dbc04a RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007fa921330000 RBP: 00007fa921330040 R08: 00007fa921330040 R09: 0000000020000000 R10: 0000000000000001 R11: 0000000000000206 R12: 0000000020000000 R13: 0000000020000040 R14: 00007fa921330000 R15: 0000000020000140 kmemleak: Found object by alias at 0x607f1a63960c CPU: 0 UID: 0 PID: 3949 Comm: syz-executor.2 Tainted: G D W 6.17.0-rc3-next-20250829 #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+0xca/0x120 __lookup_object+0x94/0xb0 delete_object_full+0x27/0x70 free_percpu+0x30/0x1160 futex_hash_free+0x38/0xc0 mmput+0x2d3/0x390 do_exit+0x79d/0x2970 do_group_exit+0xd3/0x2a0 __x64_sys_exit_group+0x3e/0x50 x64_sys_call+0x18c5/0x18d0 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fd43d97fb19 Code: Unable to access opcode bytes at 0x7fd43d97faef. RSP: 002b:00007ffdc0c0ac08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 000000000000001e RCX: 00007fd43d97fb19 RDX: 00007fd43d93272b RSI: ffffffffffffffbc RDI: 0000000000000000 RBP: 0000000000000000 R08: 00007fd43da971d0 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000001 R14: 0000000000000001 R15: 00007ffdc0c0acf0 kmemleak: Object (percpu) 0x607f1a639608 (size 8): kmemleak: comm "syz-executor.3", pid 3948, jiffies 4294814200 kmemleak: min_count = 1 kmemleak: count = 0 kmemleak: flags = 0x21 kmemleak: checksum = 0 kmemleak: backtrace: pcpu_alloc_noprof+0x87a/0x1170 __alloc_workqueue+0x74b/0x1820 alloc_workqueue_noprof+0xc7/0x200 loop_configure+0xf73/0x1590 lo_ioctl+0x66d/0x1c70 blkdev_ioctl+0x27c/0x6c0 __x64_sys_ioctl+0x18f/0x210 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f Oops: general protection fault, probably for non-canonical address 0xfe001bea7e00200b: 0000 [#2] SMP KASAN NOPTI KASAN: maybe wild-memory-access in range [0xf000ff53f0010058-0xf000ff53f001005f] CPU: 0 UID: 0 PID: 289 Comm: syz-executor.4 Tainted: G D W 6.17.0-rc3-next-20250829 #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:ip6_pol_route+0x5d9/0x11a0 Code: 80 3c 02 00 0f 85 9f 0b 00 00 4c 8b 33 e8 cf 00 8f 00 48 b8 00 00 00 00 00 fc ff df 49 8d be 08 01 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 03 0b 00 00 49 8b 96 08 01 00 00 be 04 00 00 00 RSP: 0018:ffff88806ce08768 EFLAGS: 00010212 RAX: dffffc0000000000 RBX: ffff888000000000 RCX: ffffffff842c8aac RDX: 1e001fea7e00200b RSI: ffffffff842c8c6e RDI: f000ff53f001005b RBP: ffff888016b95f00 R08: 0000000000000001 R09: ffff88800d774280 R10: 00000000f000ff53 R11: ffffffff8173efb7 R12: 00000000f000ff53 R13: 0000000000000080 R14: f000ff53f000ff53 R15: ffff88806ce087e8 FS: 0000555593894400(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c00f494000 CR3: 0000000046cc2000 CR4: 0000000000350ef0 Call Trace: fib6_rule_lookup+0x20d/0x300 ip6_route_input+0x606/0xb30 ip6_rcv_finish_core.constprop.0+0x1a4/0x5e0 ip6_list_rcv_finish.constprop.0+0x15f/0x9a0 ipv6_list_rcv+0x2c7/0x3f0 __netif_receive_skb_list_core+0x4c1/0x8d0 netif_receive_skb_list_internal+0x6c1/0xc90 netif_receive_skb_list+0x4f/0x410 ieee80211_rx_napi+0x356/0x3c0 ieee80211_handle_queued_frames+0xd9/0x130 tasklet_action_common+0x235/0x3b0 handle_softirqs+0x1b1/0x770 __irq_exit_rcu+0xc4/0x100 irq_exit_rcu+0x9/0x20 sysvec_apic_timer_interrupt+0x70/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:smp_call_function_many_cond+0xa38/0x1110 Code: 31 ff 83 e5 01 89 ee e8 f6 61 0b 00 85 ed 74 43 4d 89 ec 4c 89 ed 49 c1 ec 03 83 e5 07 4d 01 fc 83 c5 03 e8 aa 66 0b 00 f3 90 <41> 0f b6 04 24 40 38 c5 7c 08 84 c0 0f 85 d5 04 00 00 8b 43 08 31 RSP: 0018:ffff888016b576f8 EFLAGS: 00000293 RAX: 0000000000000000 RBX: ffff88806cf3c300 RCX: ffffffff816880fc RDX: ffff888016e81b80 RSI: ffffffff816880d6 RDI: 0000000000000005 RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000001 R11: 1ffff1100d9c6bb1 R12: ffffed100d9e7861 R13: ffff88806cf3c308 R14: 0000000000000001 R15: dffffc0000000000 on_each_cpu_cond_mask+0x57/0xa0 kvm_flush_tlb_multi+0x1e8/0x320 flush_tlb_mm_range+0x3fc/0x1420 dup_mmap+0xe4a/0x1d10 copy_process+0x3ad5/0x73c0 kernel_clone+0xea/0x7f0 __do_sys_clone+0xce/0x120 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f88cc2fb10b Code: ed 0f 85 60 01 00 00 64 4c 8b 0c 25 10 00 00 00 45 31 c0 4d 8d 91 d0 02 00 00 31 d2 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 89 00 00 00 41 89 c5 85 c0 0f 85 90 00 00 RSP: 002b:00007ffd8251e760 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f88cc2fb10b RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000555593894400 R10: 00005555938946d0 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffd8251e840 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:kasan_byte_accessible+0x15/0x30 Code: 00 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 b8 00 00 00 00 00 fc ff df 48 c1 ef 03 48 01 c7 <0f> b6 07 3c 07 0f 96 c0 e9 7e 15 0e 03 66 66 2e 0f 1f 84 00 00 00 RSP: 0018:ffff8880173273f0 EFLAGS: 00010086 RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff84bddf4b RDI: e01ffbf1100119af RBP: 00ffff888008cd78 R08: 0000000000000001 R09: 0000000000000000 R10: ffff888008cd6003 R11: 0000000000000001 R12: 0000000000000000 R13: ffffffff84bddf4b R14: 0000000000000000 R15: ffff88801e06f000 FS: 0000555593894400(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c00f494000 CR3: 0000000046cc2000 CR4: 0000000000350ef0 ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 0f 1f 00 nopl (%rax) 5: 90 nop 6: 90 nop 7: 90 nop 8: 90 nop 9: 90 nop a: 90 nop b: 90 nop c: 90 nop d: 90 nop e: 90 nop f: 90 nop 10: 90 nop 11: 90 nop 12: 90 nop 13: 90 nop 14: 90 nop 15: 66 0f 1f 00 nopw (%rax) 19: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 20: fc ff df 23: 48 c1 ef 03 shr $0x3,%rdi 27: 48 01 c7 add %rax,%rdi * 2a: 0f b6 07 movzbl (%rdi),%eax <-- trapping instruction 2d: 3c 07 cmp $0x7,%al 2f: 0f 96 c0 setbe %al 32: e9 7e 15 0e 03 jmpq 0x30e15b5 37: 66 data16 38: 66 data16 39: 2e cs 3a: 0f .byte 0xf 3b: 1f (bad) 3c: 84 00 test %al,(%rax)