------------[ cut here ]------------ WARNING: CPU: 1 PID: 299 at kernel/workqueue.c:3066 __flush_work+0xaaa/0xd20 Modules linked in: CPU: 1 PID: 299 Comm: syz-executor.1 Not tainted 5.19.0-next-20220805 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:__flush_work+0xaaa/0xd20 Code: 00 48 c7 c6 af 73 1c 81 48 c7 c7 60 52 40 85 e8 5c 78 0d 00 e9 11 fc ff ff e8 62 3c 29 00 0f 0b e9 05 fc ff ff e8 56 3c 29 00 <0f> 0b 45 31 ed e9 f6 fb ff ff e8 47 3c 29 00 4c 89 e7 e8 7f d5 03 RSP: 0018:ffff88800ed5f9b0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88801ac00988 RCX: 0000000000000000 RDX: ffff88800fe35100 RSI: ffffffff811c73ea RDI: 0000000000000001 RBP: ffff88800ed5fb58 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88801ac00988 R13: 0000000000000001 R14: ffff88801ac009a0 R15: ffff88800fe35100 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d826000 CR3: 000000001d9d6000 CR4: 0000000000350ee0 Call Trace: __cancel_work_timer+0x39c/0x4e0 mgmt_index_removed+0x187/0x2f0 hci_unregister_dev+0x2e2/0x380 vhci_release+0x7c/0xf0 __fput+0x272/0x9d0 task_work_run+0xe2/0x1a0 do_exit+0xc31/0x2940 do_group_exit+0xd0/0x2a0 __x64_sys_exit_group+0x3a/0x50 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f624dcf0b19 Code: Unable to access opcode bytes at RIP 0x7f624dcf0aef. RSP: 002b:00007ffdeda8f8f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 0000000000000025 RCX: 00007f624dcf0b19 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000043 RBP: 0000000000000000 R08: 0000000000000014 R09: 0000000000000025 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f624dd4b0c3 R13: 0000000000000000 R14: 000000000000000a R15: 00007ffdeda8fae0 irq event stamp: 211523 hardirqs last enabled at (211533): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (211546): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (211394): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (211363): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 299 at kernel/workqueue.c:3066 __flush_work+0xaaa/0xd20 Modules linked in: CPU: 1 PID: 299 Comm: syz-executor.1 Tainted: G W 5.19.0-next-20220805 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:__flush_work+0xaaa/0xd20 Code: 00 48 c7 c6 af 73 1c 81 48 c7 c7 60 52 40 85 e8 5c 78 0d 00 e9 11 fc ff ff e8 62 3c 29 00 0f 0b e9 05 fc ff ff e8 56 3c 29 00 <0f> 0b 45 31 ed e9 f6 fb ff ff e8 47 3c 29 00 4c 89 e7 e8 7f d5 03 RSP: 0018:ffff88800ed5f9b0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88801ac00a30 RCX: 0000000000000000 RDX: ffff88800fe35100 RSI: ffffffff811c73ea RDI: 0000000000000001 RBP: ffff88800ed5fb58 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88801ac00a30 R13: 0000000000000001 R14: ffff88801ac00a48 R15: ffff88800fe35100 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d826000 CR3: 000000001d9d6000 CR4: 0000000000350ee0 Call Trace: __cancel_work_timer+0x39c/0x4e0 mgmt_index_removed+0x193/0x2f0 hci_unregister_dev+0x2e2/0x380 vhci_release+0x7c/0xf0 __fput+0x272/0x9d0 task_work_run+0xe2/0x1a0 do_exit+0xc31/0x2940 do_group_exit+0xd0/0x2a0 __x64_sys_exit_group+0x3a/0x50 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f624dcf0b19 Code: Unable to access opcode bytes at RIP 0x7f624dcf0aef. RSP: 002b:00007ffdeda8f8f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 0000000000000025 RCX: 00007f624dcf0b19 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000043 RBP: 0000000000000000 R08: 0000000000000014 R09: 0000000000000025 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f624dd4b0c3 R13: 0000000000000000 R14: 000000000000000a R15: 00007ffdeda8fae0 irq event stamp: 212319 hardirqs last enabled at (212331): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (212342): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (211394): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (211363): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 299 at kernel/workqueue.c:3066 __flush_work+0xaaa/0xd20 Modules linked in: CPU: 1 PID: 299 Comm: syz-executor.1 Tainted: G W 5.19.0-next-20220805 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:__flush_work+0xaaa/0xd20 Code: 00 48 c7 c6 af 73 1c 81 48 c7 c7 60 52 40 85 e8 5c 78 0d 00 e9 11 fc ff ff e8 62 3c 29 00 0f 0b e9 05 fc ff ff e8 56 3c 29 00 <0f> 0b 45 31 ed e9 f6 fb ff ff e8 47 3c 29 00 4c 89 e7 e8 7f d5 03 RSP: 0018:ffff88800ed5f9b0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88801ac01b30 RCX: 0000000000000000 RDX: ffff88800fe35100 RSI: ffffffff811c73ea RDI: 0000000000000001 RBP: ffff88800ed5fb58 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88801ac01b30 R13: 0000000000000001 R14: ffff88801ac01b48 R15: ffff88800fe35100 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d826000 CR3: 000000001d9d6000 CR4: 0000000000350ee0 Call Trace: __cancel_work_timer+0x39c/0x4e0 mgmt_index_removed+0x19f/0x2f0 hci_unregister_dev+0x2e2/0x380 vhci_release+0x7c/0xf0 __fput+0x272/0x9d0 task_work_run+0xe2/0x1a0 do_exit+0xc31/0x2940 do_group_exit+0xd0/0x2a0 __x64_sys_exit_group+0x3a/0x50 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f624dcf0b19 Code: Unable to access opcode bytes at RIP 0x7f624dcf0aef. RSP: 002b:00007ffdeda8f8f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 0000000000000025 RCX: 00007f624dcf0b19 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000043 RBP: 0000000000000000 R08: 0000000000000014 R09: 0000000000000025 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f624dd4b0c3 R13: 0000000000000000 R14: 000000000000000a R15: 00007ffdeda8fae0 irq event stamp: 213113 hardirqs last enabled at (213123): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (213136): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (211394): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (211363): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- loop4: detected capacity change from 0 to 256 FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) SELinux: unrecognized netlink message: protocol=0 nlmsg_type=2572 sclass=netlink_route_socket pid=4333 comm=syz-executor.7 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=2560 sclass=netlink_route_socket pid=4333 comm=syz-executor.7 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=2571 sclass=netlink_route_socket pid=4333 comm=syz-executor.7 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=2568 sclass=netlink_route_socket pid=4333 comm=syz-executor.7 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=2565 sclass=netlink_route_socket pid=4333 comm=syz-executor.7 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=2572 sclass=netlink_route_socket pid=4333 comm=syz-executor.7 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=2560 sclass=netlink_route_socket pid=4333 comm=syz-executor.7 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=2571 sclass=netlink_route_socket pid=4333 comm=syz-executor.7 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=2568 sclass=netlink_route_socket pid=4333 comm=syz-executor.7 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=2565 sclass=netlink_route_socket pid=4333 comm=syz-executor.7 loop2: detected capacity change from 0 to 256 FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci0: command 0x0406 tx timeout Bluetooth: hci4: command 0x0406 tx timeout Bluetooth: hci2: command 0x0406 tx timeout Bluetooth: hci1: command 0x0406 tx timeout Bluetooth: hci6: command 0x0406 tx timeout Bluetooth: hci5: command 0x0406 tx timeout Bluetooth: hci3: command 0x0406 tx timeout Bluetooth: hci7: command 0x0409 tx timeout Bluetooth: hci7: command 0x041b tx timeout Bluetooth: hci7: command 0x040f tx timeout