forked to background, child pid 3058 no interfaces have a carrier [ 82.082822][ T3059] 8021q: adding VLAN 0 to HW filter on device bond0 [ 82.096950][ T3059] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller syzkaller login: [ 105.383501][ T125] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.1' (ECDSA) to the list of known hosts. executing program [ 114.771901][ T123] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 115.132175][ T123] usb 1-1: New USB device found, idVendor=0cf3, idProduct=9374, bcdDevice=bc.3b [ 115.142632][ T123] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 115.154415][ T123] usb 1-1: config 0 descriptor?? [ 115.413417][ T25] ------------[ cut here ]------------ [ 115.419000][ T25] WARNING: CPU: 0 PID: 25 at drivers/net/wireless/ath/ath6kl/htc_pipe.c:963 ath6kl_htc_pipe_rx_complete+0x12d/0x1b60 [ 115.431869][ T25] Modules linked in: [ 115.435916][ T25] CPU: 0 PID: 25 Comm: kworker/0:1 Not tainted 6.0.0-rc5-syzkaller-48543-g968c2729e576 #0 [ 115.446086][ T25] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 115.456516][ T25] Workqueue: ath6kl_wq ath6kl_usb_io_comp_work [ 115.462990][ T25] RIP: 0010:ath6kl_htc_pipe_rx_complete+0x12d/0x1b60 [ 115.469937][ T25] Code: 09 72 63 e8 85 50 19 fa e9 40 01 00 00 8b 7d bc e8 e8 5e 98 fa 48 8b 8d 70 ff ff ff 48 85 c9 0f 85 4f ff ff ff e8 63 50 19 fa <0f> 0b 49 c7 84 24 80 0c 00 00 00 00 00 00 48 c7 c7 e9 ce da 8e e8 [ 115.489991][ T25] RSP: 0018:ffff888102743aa0 EFLAGS: 00010293 [ 115.496360][ T25] RAX: ffffffff8791306d RBX: ffff888123500930 RCX: ffff88810267c180 [ 115.504721][ T25] RDX: 0000000000000000 RSI: 0000000005b09000 RDI: ffffea000000000f [ 115.512913][ T25] RBP: ffff888102743bf8 R08: ffffffff87990b46 R09: ffff88811fd7cc00 [ 115.521010][ T25] R10: ffff888102743b38 R11: 0000000000000000 R12: ffff88810267ccd8 [ 115.529354][ T25] ===================================================== [ 115.536498][ T25] BUG: KMSAN: uninit-value in __show_regs+0xbd3/0xc90 [ 115.543712][ T25] __show_regs+0xbd3/0xc90 [ 115.548291][ T25] show_regs+0x6e/0xd0 [ 115.552609][ T25] __warn+0x242/0x580 [ 115.556772][ T25] report_bug+0x7ff/0xa10 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/net/core/bpf_jit_kallsyms failed: No such file or directory write to /proc/sys/net/core/bpf_jit_harden failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 115.561184][ T25] handle_bug+0x41/0x70 [ 115.565677][ T25] exc_invalid_op+0x1b/0x50 [ 115.570310][ T25] asm_exc_invalid_op+0x1b/0x20 [ 115.575599][ T25] ath6kl_htc_pipe_rx_complete+0x12d/0x1b60 [ 115.581637][ T25] ath6kl_core_rx_complete+0x61/0x80 [ 115.587327][ T25] ath6kl_usb_io_comp_work+0x164/0x290 [ 115.593025][ T25] process_one_work+0xb27/0x13e0 [ 115.598128][ T25] worker_thread+0x1076/0x1d60 executing program [ 115.615217][ T25] kthread+0x31b/0x430 [ 115.619455][ T25] ret_from_fork+0x1f/0x30 [ 115.624201][ T25] [ 115.626604][ T25] Local variable bucket_expiry created at: [ 115.632621][ T25] __mod_timer+0x4c/0x1b90 [ 115.637180][ T25] schedule_timeout+0x154/0x3a0 [ 115.642376][ T25] [ 115.644777][ T25] CPU: 0 PID: 25 Comm: kworker/0:1 Not tainted 6.0.0-rc5-syzkaller-48543-g968c2729e576 #0 [ 115.654951][ T25] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 115.665581][ T25] Workqueue: ath6kl_wq ath6kl_usb_io_comp_work [ 115.672062][ T25] ===================================================== [ 115.679091][ T25] Disabling lock debugging due to kernel taint [ 115.685481][ T25] Kernel panic - not syncing: kmsan.panic set ... [ 115.691987][ T25] CPU: 0 PID: 25 Comm: kworker/0:1 Tainted: G B 6.0.0-rc5-syzkaller-48543-g968c2729e576 #0 [ 115.703470][ T25] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 115.713621][ T25] Workqueue: ath6kl_wq ath6kl_usb_io_comp_work [ 115.719909][ T25] Call Trace: [ 115.723227][ T25] [ 115.726192][ T25] dump_stack_lvl+0x1c8/0x256 [ 115.731013][ T25] dump_stack+0x1a/0x1c [ 115.735487][ T25] panic+0x4d3/0xc69 [ 115.739474][ T25] ? add_taint+0x104/0x1a0 [ 115.743993][ T25] kmsan_report+0x2cc/0x2d0 [ 115.748781][ T25] ? __msan_warning+0x92/0x110 [ 115.753642][ T25] ? __show_regs+0xbd3/0xc90 [ 115.758511][ T25] ? show_regs+0x6e/0xd0 [ 115.762840][ T25] ? __warn+0x242/0x580 [ 115.767095][ T25] ? report_bug+0x7ff/0xa10 [ 115.771893][ T25] ? handle_bug+0x41/0x70 [ 115.776771][ T25] ? exc_invalid_op+0x1b/0x50 [ 115.781515][ T25] ? asm_exc_invalid_op+0x1b/0x20 [ 115.786636][ T25] ? ath6kl_htc_pipe_rx_complete+0x12d/0x1b60 [ 115.792810][ T25] ? ath6kl_core_rx_complete+0x61/0x80 [ 115.798401][ T25] ? ath6kl_usb_io_comp_work+0x164/0x290 [ 115.804126][ T25] ? process_one_work+0xb27/0x13e0 [ 115.809343][ T25] ? worker_thread+0x1076/0x1d60 [ 115.814378][ T25] ? kthread+0x31b/0x430 [ 115.818692][ T25] ? ret_from_fork+0x1f/0x30 [ 115.823366][ T25] ? kmsan_internal_set_shadow_origin+0x62/0xe0 [ 115.829706][ T25] ? vprintk_default+0x3a/0x50 [ 115.834567][ T25] ? vprintk+0xfa/0x110 [ 115.838840][ T25] ? _printk+0x160/0x19f [ 115.843177][ T25] ? kmsan_get_shadow_origin_ptr+0x49/0xa0 [ 115.849085][ T25] __msan_warning+0x92/0x110 [ 115.853759][ T25] __show_regs+0xbd3/0xc90 [ 115.858310][ T25] show_regs+0x6e/0xd0 [ 115.862477][ T25] __warn+0x242/0x580 [ 115.866599][ T25] ? ath6kl_htc_pipe_rx_complete+0x12d/0x1b60 [ 115.872764][ T25] report_bug+0x7ff/0xa10 [ 115.877192][ T25] ? ath6kl_htc_pipe_rx_complete+0x12d/0x1b60 [ 115.883373][ T25] handle_bug+0x41/0x70 [ 115.887627][ T25] exc_invalid_op+0x1b/0x50 [ 115.892203][ T25] asm_exc_invalid_op+0x1b/0x20 [ 115.897145][ T25] RIP: 0010:ath6kl_htc_pipe_rx_complete+0x12d/0x1b60 [ 115.903972][ T25] Code: 09 72 63 e8 85 50 19 fa e9 40 01 00 00 8b 7d bc e8 e8 5e 98 fa 48 8b 8d 70 ff ff ff 48 85 c9 0f 85 4f ff ff ff e8 63 50 19 fa <0f> 0b 49 c7 84 24 80 0c 00 00 00 00 00 00 48 c7 c7 e9 ce da 8e e8 [ 115.923850][ T25] RSP: 0018:ffff888102743aa0 EFLAGS: 00010293 [ 115.930017][ T25] RAX: ffffffff8791306d RBX: ffff888123500930 RCX: ffff88810267c180 [ 115.938107][ T25] RDX: 0000000000000000 RSI: 0000000005b09000 RDI: ffffea000000000f [ 115.946205][ T25] RBP: ffff888102743bf8 R08: ffffffff87990b46 R09: ffff88811fd7cc00 [ 115.954246][ T25] R10: ffff888102743b38 R11: 0000000000000000 R12: ffff88810267ccd8 [ 115.962319][ T25] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000005 [ 115.970364][ T25] ? ath6kl_usb_io_comp_work+0xe6/0x290 [ 115.976027][ T25] ? ath6kl_htc_pipe_rx_complete+0x12d/0x1b60 [ 115.982239][ T25] ? kmsan_get_shadow_origin_ptr+0x49/0xa0 [ 115.988240][ T25] ? preempt_count_sub+0x7d/0x280 [ 115.993388][ T25] ? ath6kl_htc_pipe_tx_complete+0x580/0x580 [ 115.999515][ T25] ? ath6kl_htc_pipe_tx_complete+0x580/0x580 [ 116.005611][ T25] ath6kl_core_rx_complete+0x61/0x80 [ 116.011010][ T25] ath6kl_usb_io_comp_work+0x164/0x290 [ 116.016577][ T25] ? ath6kl_usb_destroy+0x5c0/0x5c0 [ 116.021876][ T25] process_one_work+0xb27/0x13e0 [ 116.027110][ T25] worker_thread+0x1076/0x1d60 [ 116.032069][ T25] kthread+0x31b/0x430 [ 116.036258][ T25] ? worker_clr_flags+0x2b0/0x2b0 [ 116.041387][ T25] ? kthread_blkcg+0x120/0x120 [ 116.046276][ T25] ret_from_fork+0x1f/0x30 [ 116.050808][ T25] [ 116.054054][ T25] Kernel Offset: disabled [ 116.058442][ T25] Rebooting in 86400 seconds..