program: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000004c0)=0x79, 0x4) r1 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) io_setup(0x8, &(0x7f00000002c0)=0x0) io_submit(r2, 0x1, &(0x7f0000000340)=[&(0x7f0000000100)={0x2000000000, 0x4, 0x0, 0x1, 0x75a, r1, &(0x7f0000000080)="3334d980", 0x4}]) (async, rerun: 64) bind$inet(r0, &(0x7f0000000080)={0x2, 0x4e23, @multicast1}, 0x10) (async, rerun: 64) socket$xdp(0x2c, 0x3, 0x0) r3 = syz_usb_connect(0x0, 0x371, &(0x7f0000000280)=ANY=[@ANYBLOB="1201000057ec0020c215dcff30bd010203010902"], 0x0) (async, rerun: 32) r4 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) (rerun: 32) ioctl$sock_bt_hci(r4, 0x400448cb, 0x0) (async) openat$snapshot(0xffffffffffffff9c, &(0x7f0000000300), 0x200000, 0x0) syz_emit_vhci(&(0x7f0000000400)=ANY=[@ANYBLOB="040e0402030c", @ANYRES32=r3], 0x7) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f00000000c0)=[{0x6, 0xfa, 0x0, 0xe4}, {0x2, 0x2, 0x6e, 0x5}, {0x3935, 0x9, 0x1, 0x575}, {0x3ff, 0xfa, 0x9, 0x2635062b}]}, 0x10) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000001140)={&(0x7f0000000040)=ANY=[@ANYBLOB="680000001000030500"/20, @ANYRES32=0x0, @ANYBLOB="0000000000000000400012800c0001006d6163766c616e00300002800800010010000000100005800a000400aaaaaaaaaabb00000800030003"], 0x68}}, 0x0) r5 = socket(0x10, 0x3, 0x0) r6 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r6, 0x8933, &(0x7f0000000000)={'macvlan0\x00', 0x0}) sendmsg$nl_route(r5, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000001140)={&(0x7f0000000040)=ANY=[@ANYBLOB="5400000010000100"/20, @ANYRES32=r7, @ANYBLOB="7240146c00000000340012800c0001006d6163766c616e0024"], 0x54}}, 0x0) (async) r8 = socket$nl_route(0x10, 0x3, 0x0) (async) r9 = socket(0x200000000000011, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r9, 0x8933, &(0x7f0000000100)={'macvlan0\x00', 0x0}) sendmsg$nl_route(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000006c0)={&(0x7f0000002b80)=@newlink={0x3c, 0x10, 0x1, 0x0, 0x0, {0x0, 0x0, 0x0, r10}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0xc, 0x2, 0x0, 0x1, [@IFLA_MACVLAN_MODE={0x8, 0x1, 0x1}]}}}]}, 0x3c}}, 0x0) (async, rerun: 32) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) (rerun: 32) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000100)='bbr', 0x3) sendmmsg$inet(r0, &(0x7f0000001000)=[{{0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000c00)="91f8a9849519def28691bbc4173c3d6f357d0272b7e95a0100000000000000937b7b22a1319130feaab952ac4703caae4be68907eb47fc5393de25000000000000f2ffffff2e3591ceb1757de97fb25500620d0d30506e742937b74945da657f794d5b5bf89588e07b14a17f069912dc0c3f201bff8b9a687b85baa11244632642a9eff0cbb4b5882b738f05eba73221490e2d5c17cf406be2796eec488a5b5268f507ee8d6f3dd131d64abc785708eb9bd24e352a984b2b1596d35ebe1d3443aa78fb4020", 0xc5}], 0x1}}, {{0x0, 0x0, &(0x7f0000000e80)=[{&(0x7f0000000880)="b527ce144a9e865255e6f85f4d18156225c3396c992b47cedd740a6a6c3c82aba6b56bd441a6dd0856d664fb959853821ce9917ed023550816ba4b21413e5e7c41c7e2197da810d261", 0x49}], 0x1}}, {{0x0, 0x0, &(0x7f00000007c0)=[{&(0x7f0000000140)="91790da0bd1c560e30633259f42abd712cb00cd5f83f5f8fd4be4ff744c36a3b11e84fb8d6e6ca9d8831796fb98a386d3ad837a9e92affe1ba18adfbe1ea97dfdc3e665f3d20948ea7a1f32fc8b737b8dbbad63cfea88639ec022f58243597a6a8f892a5bc1680da9111e2eefeaaa73f48fd9cb40256f609234533d1860d9694bdef8fb9152b0d6387dbbf25b8dbc5daf811a32c6dabce201eecc67cc65a2b6a95c7d696bb6087d6b2f347adf0a15f0d61cc543e33b70bd51768ef036cc9fe1513dfdf4e2668", 0xc6}, {&(0x7f00000002c0)="88deadb29a8d529be1a943d58d6e4e86dfd54f4020e334a38ffffcec69ff4e37184205ea57d5afc9409421ba8943ccd8d1e768b8edc1ed54", 0x38}], 0x2}}], 0x3, 0x0) (async) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000600)=0xdfa, 0x4) (async) r11 = syz_open_dev$dri(&(0x7f0000000000), 0x2, 0x0) ioctl$DRM_IOCTL_MODE_DIRTYFB(r11, 0xc01864b1, &(0x7f0000000080)={0x0, 0x1, 0x6, 0x0, 0x0}) (async) sendto$inet(r0, &(0x7f0000000580)="17", 0x59a, 0x10008095, 0x0, 0x0) ioctl$BTRFS_IOC_SNAP_DESTROY(r11, 0x5000940f, &(0x7f00000010c0)={{r11}, "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"}) [ 139.096745][ T5351] ------------[ cut here ]------------ [ 139.099117][ T5351] workqueue: cannot queue hci_rx_work on wq hci0 [ 139.103528][ T5351] WARNING: kernel/workqueue.c:2298 at __queue_work+0xd3f/0x1040, CPU#0: syz.0.0/5351 [ 139.107499][ T5351] Modules linked in: [ 139.109154][ T5351] CPU: 0 UID: 0 PID: 5351 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 139.112767][ T5351] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 139.116952][ T5351] RIP: 0010:__queue_work+0xd67/0x1040 [ 139.119214][ T5351] Code: a6 0e 49 8d 7d 18 48 89 f8 48 c1 e8 03 42 80 3c 20 00 74 05 e8 ba 5d 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 [ 139.127089][ T5351] RSP: 0018:ffffc9000fdd7b08 EFLAGS: 00010082 [ 139.129688][ T5351] RAX: 1ffff1100837c978 RBX: 0000000000000008 RCX: ffff88801cf62500 [ 139.133144][ T5351] RDX: ffff888039e8d170 RSI: ffffffff8a9e1550 RDI: ffffffff9033e950 [ 139.136495][ T5351] RBP: 0000000000000000 R08: ffff888041be4baf R09: 1ffff1100837c975 [ 139.139964][ T5351] R10: dffffc0000000000 R11: ffffed100837c976 R12: dffffc0000000000 [ 139.143283][ T5351] R13: ffff888041be4ba8 R14: ffffffff9033e950 R15: ffff888039e8d170 [ 139.146632][ T5351] FS: 00007f5db07796c0(0000) GS:ffff88808c87f000(0000) knlGS:0000000000000000 [ 139.150464][ T5351] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 139.153202][ T5351] CR2: 00007f5daf986480 CR3: 0000000012849000 CR4: 0000000000352ef0 [ 139.156635][ T5351] Call Trace: [ 139.158219][ T5351] [ 139.159557][ T5351] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 139.161930][ T5351] ? rcu_is_watching+0x15/0xb0 [ 139.164085][ T5351] queue_work_on+0x106/0x1d0 [ 139.166226][ T5351] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 139.168571][ T5351] hci_recv_frame+0x625/0x7c0 [ 139.170483][ T5351] ? skb_pull+0xc1/0x1d0 [ 139.172274][ T5351] vhci_write+0x358/0x4a0 [ 139.174203][ T5351] vfs_write+0x61d/0xb90 [ 139.176134][ T5351] ? __pfx_vfs_write+0x10/0x10 [ 139.178287][ T5351] ? __fget_files+0x2a/0x420 [ 139.180321][ T5351] ksys_write+0x150/0x270 [ 139.182255][ T5351] ? __pfx_ksys_write+0x10/0x10 [ 139.184405][ T5351] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 139.187066][ T5351] do_syscall_64+0x15f/0xf80 [ 139.189100][ T5351] ? trace_irq_disable+0x3b/0x140 [ 139.191364][ T5351] ? clear_bhb_loop+0x40/0x90 [ 139.193385][ T5351] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 139.195867][ T5351] RIP: 0033:0x7f5daf95d68e [ 139.197826][ T5351] 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 [ 139.206036][ T5351] RSP: 002b:00007f5db0778f78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 139.209545][ T5351] RAX: ffffffffffffffda RBX: 00007f5db07796c0 RCX: 00007f5daf95d68e [ 139.212868][ T5351] RDX: 0000000000000007 RSI: 0000200000000400 RDI: 00000000000000ca [ 139.216292][ T5351] RBP: 00007f5dafa32d6f R08: 0000000000000000 R09: 0000000000000000 [ 139.219820][ T5351] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 139.223270][ T5351] R13: 00007f5dafc16218 R14: 00007f5dafc16180 R15: 00007ffc53ab79c8 [ 139.226748][ T5351] [ 139.228098][ T5351] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 139.231305][ T5351] CPU: 0 UID: 0 PID: 5351 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 139.235102][ T5351] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 139.239350][ T5351] Call Trace: [ 139.240812][ T5351] [ 139.242164][ T5351] vpanic+0x56c/0xa60 [ 139.243969][ T5351] ? __pfx__printk+0x10/0x10 [ 139.246022][ T5351] ? __pfx_vpanic+0x10/0x10 [ 139.247992][ T5351] ? is_bpf_text_address+0x292/0x2b0 [ 139.250393][ T5351] ? is_bpf_text_address+0x26/0x2b0 [ 139.252653][ T5351] panic+0xc5/0xd0 [ 139.254263][ T5351] ? __pfx_panic+0x10/0x10 [ 139.256083][ T5351] __warn+0x315/0x4c0 [ 139.257821][ T5351] ? __queue_work+0xd3f/0x1040 [ 139.259850][ T5351] ? __queue_work+0xd3f/0x1040 [ 139.261909][ T5351] __report_bug+0x29a/0x540 [ 139.263893][ T5351] ? __pfx_stack_trace_save+0x10/0x10 [ 139.266180][ T5351] ? __queue_work+0xd3f/0x1040 [ 139.268222][ T5351] ? __pfx___report_bug+0x10/0x10 [ 139.270490][ T5351] ? __pfx_hci_rx_work+0x10/0x10 [ 139.272769][ T5351] ? __alloc_skb+0x27d/0x7d0 [ 139.274826][ T5351] ? vhci_write+0xbe/0x4a0 [ 139.276719][ T5351] ? vfs_write+0x61d/0xb90 [ 139.278805][ T5351] ? ksys_write+0x150/0x270 [ 139.280978][ T5351] ? do_syscall_64+0x15f/0xf80 [ 139.283483][ T5351] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 139.286155][ T5351] report_bug_entry+0x19a/0x290 [ 139.288220][ T5351] ? __queue_work+0xd67/0x1040 [ 139.290331][ T5351] ? __queue_work+0xd6c/0x1040 [ 139.291953][ T5351] handle_bug+0xce/0x200 [ 139.293648][ T5351] exc_invalid_op+0x1a/0x50 [ 139.295507][ T5351] asm_exc_invalid_op+0x1a/0x20 [ 139.297734][ T5351] RIP: 0010:__queue_work+0xd67/0x1040 [ 139.300158][ T5351] Code: a6 0e 49 8d 7d 18 48 89 f8 48 c1 e8 03 42 80 3c 20 00 74 05 e8 ba 5d 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 [ 139.308231][ T5351] RSP: 0018:ffffc9000fdd7b08 EFLAGS: 00010082 [ 139.311023][ T5351] RAX: 1ffff1100837c978 RBX: 0000000000000008 RCX: ffff88801cf62500 [ 139.314629][ T5351] RDX: ffff888039e8d170 RSI: ffffffff8a9e1550 RDI: ffffffff9033e950 [ 139.318276][ T5351] RBP: 0000000000000000 R08: ffff888041be4baf R09: 1ffff1100837c975 [ 139.322464][ T5351] R10: dffffc0000000000 R11: ffffed100837c976 R12: dffffc0000000000 [ 139.326025][ T5351] R13: ffff888041be4ba8 R14: ffffffff9033e950 R15: ffff888039e8d170 [ 139.329856][ T5351] ? __pfx_hci_rx_work+0x10/0x10 [ 139.332123][ T5351] ? __queue_work+0xd2c/0x1040 [ 139.334454][ T5351] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 139.337239][ T5351] ? rcu_is_watching+0x15/0xb0 [ 139.339802][ T5351] queue_work_on+0x106/0x1d0 [ 139.341899][ T5351] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 139.344388][ T5351] hci_recv_frame+0x625/0x7c0 [ 139.346523][ T5351] ? skb_pull+0xc1/0x1d0 [ 139.348237][ T5351] vhci_write+0x358/0x4a0 [ 139.350119][ T5351] vfs_write+0x61d/0xb90 [ 139.351943][ T5351] ? __pfx_vfs_write+0x10/0x10 [ 139.354116][ T5351] ? __fget_files+0x2a/0x420 [ 139.356120][ T5351] ksys_write+0x150/0x270 [ 139.358035][ T5351] ? __pfx_ksys_write+0x10/0x10 [ 139.360091][ T5351] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 139.362791][ T5351] do_syscall_64+0x15f/0xf80 [ 139.364822][ T5351] ? trace_irq_disable+0x3b/0x140 [ 139.367058][ T5351] ? clear_bhb_loop+0x40/0x90 [ 139.369196][ T5351] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 139.371808][ T5351] RIP: 0033:0x7f5daf95d68e [ 139.373758][ T5351] 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 [ 139.381934][ T5351] RSP: 002b:00007f5db0778f78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 139.385602][ T5351] RAX: ffffffffffffffda RBX: 00007f5db07796c0 RCX: 00007f5daf95d68e [ 139.388963][ T5351] RDX: 0000000000000007 RSI: 0000200000000400 RDI: 00000000000000ca [ 139.392402][ T5351] RBP: 00007f5dafa32d6f R08: 0000000000000000 R09: 0000000000000000 [ 139.395804][ T5351] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 139.399257][ T5351] R13: 00007f5dafc16218 R14: 00007f5dafc16180 R15: 00007ffc53ab79c8 [ 139.402869][ T5351] [ 139.404647][ T5351] Kernel Offset: disabled [ 139.406616][ T5351] Rebooting in 86400 seconds..