program: r0 = bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000340)={&(0x7f0000000700)=ANY=[@ANYBLOB="9feb01001800000000000000280000002800000004000000010000003a00000f02000000040000000000000002000000f872000000000000000f0200000003000000070000001f1a00001ba40061000014b6ec064f37cec25e0c58d7d4cfead81953db584881a07d5e8dc7"], &(0x7f0000000300)=""/2, 0x44, 0x2, 0x1}, 0x28) bpf$MAP_CREATE(0x1900000000000000, &(0x7f0000000780)=ANY=[@ANYBLOB="2d0208009546ae65a9d8fa4be8d9000001000000000000000020000000000800", @ANYRES32, @ANYBLOB='\x00'/20, @ANYRES32=0x0, @ANYRES32, @ANYBLOB="0100"/28], 0x50) (async) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000600)={r0, 0x20, &(0x7f00000005c0)={&(0x7f0000000480)=""/253, 0xfd, 0x0, &(0x7f0000000580)=""/53, 0x35}}, 0x10) bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000640)=r1, 0x4) socket$netlink(0x10, 0x3, 0xa) openat$procfs(0xffffffffffffff9c, &(0x7f00000006c0)='/proc/asound/timers\x00', 0x0, 0x0) (async) r2 = landlock_create_ruleset(&(0x7f0000000040)={0x4000, 0x3}, 0x18, 0x0) landlock_restrict_self(r2, 0x0) (async) landlock_restrict_self(r2, 0x0) (async, rerun: 64) r3 = landlock_create_ruleset(&(0x7f0000000040)={0x2, 0x3, 0x3}, 0x18, 0x0) (rerun: 64) landlock_restrict_self(r3, 0x7) (async) landlock_restrict_self(r2, 0x3) landlock_restrict_self(r2, 0x0) landlock_restrict_self(r3, 0x0) landlock_restrict_self(r3, 0x1) (async) landlock_restrict_self(r2, 0x6) (async) landlock_restrict_self(r3, 0x5) syz_open_procfs(0x0, &(0x7f0000000680)='cmdline\x00') (async) openat$vicodec0(0xffffffffffffff9c, &(0x7f0000001540), 0x2, 0x0) (async) r4 = syz_usb_connect(0x0, 0x371, &(0x7f0000000280)=ANY=[@ANYBLOB="1201000057ec0020c215dcff30bd010203010902"], 0x0) (async) r5 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) ioctl$sock_bt_hci(r5, 0x400448cb, 0x0) (async) openat$snapshot(0xffffffffffffff9c, &(0x7f0000000440), 0x100, 0x0) syz_emit_vhci(&(0x7f0000000400)=ANY=[@ANYBLOB="040e0402030c", @ANYRES32=r4], 0x7) (async) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f0000000040), 0xffffffffffffffff) (async) r6 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r6, 0x8933, &(0x7f00000004c0)={'vcan0\x00', 0x0}) connect$can_bcm(r6, &(0x7f00000000c0)={0x1d, r7}, 0x10) [ 84.440065][ T4652] Bluetooth: hci0: command tx timeout [ 84.485663][ T5327] ------------[ cut here ]------------ [ 84.488172][ T5327] workqueue: cannot queue hci_rx_work on wq hci0 [ 84.491094][ T5327] WARNING: kernel/workqueue.c:2298 at __queue_work+0xd3f/0x1040, CPU#0: syz.0.0/5327 [ 84.495327][ T5327] Modules linked in: [ 84.497130][ T5327] CPU: 0 UID: 0 PID: 5327 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 84.501091][ T5327] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 84.505547][ T5327] RIP: 0010:__queue_work+0xd67/0x1040 [ 84.507966][ T5327] Code: a6 0e 49 8d 7d 18 48 89 f8 48 c1 e8 03 42 80 3c 20 00 74 05 e8 3a 5e a5 00 49 8b 75 18 49 81 c7 70 01 00 00 4c 89 f7 4c 89 fa <67> 48 0f b9 3a 4c 89 e8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ef [ 84.516435][ T5327] RSP: 0018:ffffc9000dfc7b08 EFLAGS: 00010082 [ 84.519126][ T5327] RAX: 1ffff11008015178 RBX: 0000000000000008 RCX: ffff88801ce32500 [ 84.522666][ T5327] RDX: ffff8880422f2970 RSI: ffffffff8a9e36f0 RDI: ffffffff9033ef50 [ 84.526201][ T5327] RBP: 0000000000000000 R08: ffff8880400a8baf R09: 1ffff11008015175 [ 84.529753][ T5327] R10: dffffc0000000000 R11: ffffed1008015176 R12: dffffc0000000000 [ 84.533310][ T5327] R13: ffff8880400a8ba8 R14: ffffffff9033ef50 R15: ffff8880422f2970 [ 84.536857][ T5327] FS: 00007f4d1a1d46c0(0000) GS:ffff88808c87e000(0000) knlGS:0000000000000000 [ 84.540864][ T5327] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.544033][ T5327] CR2: 0000558b128fc168 CR3: 0000000044753000 CR4: 0000000000352ef0 [ 84.547701][ T5327] Call Trace: [ 84.549261][ T5327] [ 84.550595][ T5327] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 84.553125][ T5327] ? rcu_is_watching+0x15/0xb0 [ 84.555261][ T5327] queue_work_on+0x106/0x1d0 [ 84.557354][ T5327] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 84.560051][ T5327] hci_recv_frame+0x625/0x7c0 [ 84.562321][ T5327] ? skb_pull+0xc1/0x1d0 [ 84.564524][ T5327] vhci_write+0x358/0x4a0 [ 84.566701][ T5327] vfs_write+0x61d/0xb90 [ 84.568651][ T5327] ? __pfx_vfs_write+0x10/0x10 [ 84.570803][ T5327] ? __fget_files+0x2a/0x420 [ 84.572934][ T5327] ksys_write+0x150/0x270 [ 84.574795][ T5327] ? __pfx_ksys_write+0x10/0x10 [ 84.576982][ T5327] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.579571][ T5327] do_syscall_64+0x15f/0xf80 [ 84.581638][ T5327] ? trace_irq_disable+0x3b/0x140 [ 84.583881][ T5327] ? clear_bhb_loop+0x40/0x90 [ 84.585999][ T5327] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.588670][ T5327] RIP: 0033:0x7f4d1dd5d68e [ 84.590671][ T5327] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 84.599126][ T5327] RSP: 002b:00007f4d1a1d3f78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 84.602750][ T5327] RAX: ffffffffffffffda RBX: 00007f4d1a1d46c0 RCX: 00007f4d1dd5d68e [ 84.606276][ T5327] RDX: 0000000000000007 RSI: 0000200000000400 RDI: 00000000000000ca [ 84.609877][ T5327] RBP: 00007f4d1de32d6f R08: 0000000000000000 R09: 0000000000000000 [ 84.613539][ T5327] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 84.617074][ T5327] R13: 00007f4d1e016218 R14: 00007f4d1e016180 R15: 00007ffc06b4d7d8 [ 84.620655][ T5327] [ 84.622087][ T5327] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 84.625460][ T5327] CPU: 0 UID: 0 PID: 5327 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 84.629491][ T5327] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 84.633977][ T5327] Call Trace: [ 84.635521][ T5327] [ 84.636889][ T5327] vpanic+0x56c/0xa60 [ 84.638680][ T5327] ? __pfx__printk+0x10/0x10 [ 84.641646][ T5327] ? __pfx_vpanic+0x10/0x10 [ 84.643767][ T5327] ? is_bpf_text_address+0x292/0x2b0 [ 84.646164][ T5327] ? is_bpf_text_address+0x26/0x2b0 [ 84.648522][ T5327] panic+0xc5/0xd0 [ 84.650280][ T5327] ? __pfx_panic+0x10/0x10 [ 84.652281][ T5327] __warn+0x315/0x4c0 [ 84.654144][ T5327] ? __queue_work+0xd3f/0x1040 [ 84.656294][ T5327] ? __queue_work+0xd3f/0x1040 [ 84.658441][ T5327] __report_bug+0x29a/0x540 [ 84.660507][ T5327] ? __pfx_stack_trace_save+0x10/0x10 [ 84.663022][ T5327] ? __queue_work+0xd3f/0x1040 [ 84.665304][ T5327] ? __pfx___report_bug+0x10/0x10 [ 84.667536][ T5327] ? __pfx_hci_rx_work+0x10/0x10 [ 84.669783][ T5327] ? __alloc_skb+0x27d/0x7d0 [ 84.671896][ T5327] ? vhci_write+0xbe/0x4a0 [ 84.673983][ T5327] ? vfs_write+0x61d/0xb90 [ 84.676038][ T5327] ? ksys_write+0x150/0x270 [ 84.678114][ T5327] ? do_syscall_64+0x15f/0xf80 [ 84.680238][ T5327] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.682949][ T5327] report_bug_entry+0x19a/0x290 [ 84.685154][ T5327] ? __queue_work+0xd67/0x1040 [ 84.687423][ T5327] ? __queue_work+0xd6c/0x1040 [ 84.689739][ T5327] handle_bug+0xce/0x200 [ 84.691746][ T5327] exc_invalid_op+0x1a/0x50 [ 84.693831][ T5327] asm_exc_invalid_op+0x1a/0x20 [ 84.696013][ T5327] RIP: 0010:__queue_work+0xd67/0x1040 [ 84.698456][ T5327] Code: a6 0e 49 8d 7d 18 48 89 f8 48 c1 e8 03 42 80 3c 20 00 74 05 e8 3a 5e a5 00 49 8b 75 18 49 81 c7 70 01 00 00 4c 89 f7 4c 89 fa <67> 48 0f b9 3a 4c 89 e8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ef [ 84.706874][ T5327] RSP: 0018:ffffc9000dfc7b08 EFLAGS: 00010082 [ 84.709591][ T5327] RAX: 1ffff11008015178 RBX: 0000000000000008 RCX: ffff88801ce32500 [ 84.713277][ T5327] RDX: ffff8880422f2970 RSI: ffffffff8a9e36f0 RDI: ffffffff9033ef50 [ 84.716786][ T5327] RBP: 0000000000000000 R08: ffff8880400a8baf R09: 1ffff11008015175 [ 84.720257][ T5327] R10: dffffc0000000000 R11: ffffed1008015176 R12: dffffc0000000000 [ 84.723802][ T5327] R13: ffff8880400a8ba8 R14: ffffffff9033ef50 R15: ffff8880422f2970 [ 84.727283][ T5327] ? __pfx_hci_rx_work+0x10/0x10 [ 84.729535][ T5327] ? __queue_work+0xd2c/0x1040 [ 84.731723][ T5327] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 84.734171][ T5327] ? rcu_is_watching+0x15/0xb0 [ 84.736294][ T5327] queue_work_on+0x106/0x1d0 [ 84.738335][ T5327] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 84.740949][ T5327] hci_recv_frame+0x625/0x7c0 [ 84.743151][ T5327] ? skb_pull+0xc1/0x1d0 [ 84.745180][ T5327] vhci_write+0x358/0x4a0 [ 84.747079][ T5327] vfs_write+0x61d/0xb90 [ 84.749039][ T5327] ? __pfx_vfs_write+0x10/0x10 [ 84.751217][ T5327] ? __fget_files+0x2a/0x420 [ 84.753371][ T5327] ksys_write+0x150/0x270 [ 84.755284][ T5327] ? __pfx_ksys_write+0x10/0x10 [ 84.757474][ T5327] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.760138][ T5327] do_syscall_64+0x15f/0xf80 [ 84.762269][ T5327] ? trace_irq_disable+0x3b/0x140 [ 84.764580][ T5327] ? clear_bhb_loop+0x40/0x90 [ 84.766670][ T5327] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.769307][ T5327] RIP: 0033:0x7f4d1dd5d68e [ 84.771366][ T5327] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 84.779866][ T5327] RSP: 002b:00007f4d1a1d3f78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 84.783613][ T5327] RAX: ffffffffffffffda RBX: 00007f4d1a1d46c0 RCX: 00007f4d1dd5d68e [ 84.787038][ T5327] RDX: 0000000000000007 RSI: 0000200000000400 RDI: 00000000000000ca [ 84.790517][ T5327] RBP: 00007f4d1de32d6f R08: 0000000000000000 R09: 0000000000000000 [ 84.794084][ T5327] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 84.797626][ T5327] R13: 00007f4d1e016218 R14: 00007f4d1e016180 R15: 00007ffc06b4d7d8 [ 84.801131][ T5327] [ 84.802999][ T5327] Kernel Offset: disabled [ 84.804970][ T5327] Rebooting in 86400 seconds..