FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 1 CPU: 1 PID: 163431 Comm: syz-executor.5 Not tainted 6.0.0-rc1-next-20220822 #1 BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1521 in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 163431, name: syz-executor.5 preempt_count: 0, expected: 0 RCU nest depth: 0, expected: 0 no locks held by syz-executor.5/163431. irq event stamp: 208 hardirqs last enabled at (207): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (208): [] dump_stack_lvl+0x2e/0xb3 softirqs last enabled at (202): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (197): [] __irq_exit_rcu+0x11b/0x180 CPU: 1 PID: 163431 Comm: syz-executor.5 Not tainted 6.0.0-rc1-next-20220822 #1 syz-executor.5[163431] cmdline: /syz-executor.5 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 __might_resched.cold+0x222/0x26b down_read_killable+0x75/0x490 __access_remote_vm+0xac/0x6f0 get_mm_cmdline.part.0+0x214/0x600 get_task_cmdline_kernel+0x1e9/0x230 dump_stack_print_cmdline.part.0+0x82/0x150 dump_stack_print_info+0x185/0x190 dump_stack_lvl+0x7f/0xb3 should_fail.cold+0x5/0xa _copy_from_user+0x2a/0x170 __do_sys_memfd_create+0x103/0x4e0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f3fd673eb19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007f3fd3cb3f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f3fd673eb19 RDX: 000000000002b000 RSI: 0000000000000000 RDI: 00007f3fd67980fb RBP: 0000000000000026 R08: 0000000000015800 R09: ffffffffffffffff R10: 0000000000000026 R11: 0000000000000246 R12: 0000000008100000 R13: 0000000020000100 R14: 0000000000040000 R15: 0000000020013c00 syz-executor.5[163431] cmdline: /syz-executor.5 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa _copy_from_user+0x2a/0x170 __do_sys_memfd_create+0x103/0x4e0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f3fd673eb19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007f3fd3cb3f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f3fd673eb19 RDX: 000000000002b000 RSI: 0000000000000000 RDI: 00007f3fd67980fb RBP: 0000000000000026 R08: 0000000000015800 R09: ffffffffffffffff R10: 0000000000000026 R11: 0000000000000246 R12: 0000000008100000 R13: 0000000020000100 R14: 0000000000040000 R15: 0000000020013c00 Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy misc raw-gadget: fail, usb_gadget_register_driver returned -16 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 163634 Comm: syz-executor.0 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.0[163634] cmdline: /syz-executor.0 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa _copy_from_user+0x2a/0x170 __do_sys_memfd_create+0x103/0x4e0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1fd2345b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007f1fcf8baf48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f1fd2345b19 RDX: 0000000000014000 RSI: 0000000000000000 RDI: 00007f1fd239f0fb RBP: 0000000000000013 R08: 000000000000a000 R09: ffffffffffffffff R10: 0000000000000013 R11: 0000000000000246 R12: 0000000008100000 R13: 0000000020000100 R14: 0000000000040000 R15: 0000000020013800 random: crng reseeded on system resumption random: crng reseeded on system resumption random: crng reseeded on system resumption random: crng reseeded on system resumption UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy misc raw-gadget: fail, usb_gadget_register_driver returned -16 random: crng reseeded on system resumption FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 164622 Comm: syz-executor.6 Tainted: G W 6.0.0-rc1-next-20220822 #1 BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1521 in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 164622, name: syz-executor.6 preempt_count: 0, expected: 0 RCU nest depth: 0, expected: 0 no locks held by syz-executor.6/164622. irq event stamp: 338 hardirqs last enabled at (337): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (338): [] dump_stack_lvl+0x2e/0xb3 softirqs last enabled at (258): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (189): [] __irq_exit_rcu+0x11b/0x180 CPU: 0 PID: 164622 Comm: syz-executor.6 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.6[164622] cmdline: /syz-executor.6 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 __might_resched.cold+0x222/0x26b down_read_killable+0x75/0x490 __access_remote_vm+0xac/0x6f0 get_mm_cmdline.part.0+0x214/0x600 get_task_cmdline_kernel+0x1e9/0x230 dump_stack_print_cmdline.part.0+0x82/0x150 dump_stack_print_info+0x185/0x190 dump_stack_lvl+0x7f/0xb3 should_fail.cold+0x5/0xa strncpy_from_user+0x34/0x3e0 getname_flags.part.0+0x95/0x4f0 getname+0x8e/0xd0 do_sys_openat2+0xf9/0x4c0 __x64_sys_openat+0x13f/0x1f0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7faa1bd86a04 Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 RSP: 002b:00007faa19347040 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007faa1bee6f60 RCX: 00007faa1bd86a04 RDX: 0000000000000002 RSI: 00007faa1be2ce22 RDI: 00000000ffffff9c RBP: 00007faa1be2ce22 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 R13: 0000000000000000 R14: 0000000020000000 R15: 0000000000022000 syz-executor.6[164622] cmdline: /syz-executor.6 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa strncpy_from_user+0x34/0x3e0 getname_flags.part.0+0x95/0x4f0 getname+0x8e/0xd0 do_sys_openat2+0xf9/0x4c0 __x64_sys_openat+0x13f/0x1f0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7faa1bd86a04 Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 RSP: 002b:00007faa19347040 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007faa1bee6f60 RCX: 00007faa1bd86a04 RDX: 0000000000000002 RSI: 00007faa1be2ce22 RDI: 00000000ffffff9c RBP: 00007faa1be2ce22 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 R13: 0000000000000000 R14: 0000000020000000 R15: 0000000000022000 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 165072 Comm: syz-executor.0 Tainted: G W 6.0.0-rc1-next-20220822 #1 BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1521 in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 165072, name: syz-executor.0 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor.0/165072: #0: ffff88800842a438 (sb_writers#8){.+.+}-{0:0}, at: __x64_sys_pwrite64+0x1fb/0x260 #1: ffff88800e573450 (&sb->s_type->i_mutex_key#13){+.+.}-{3:3}, at: generic_file_write_iter+0x8e/0x350 irq event stamp: 394 hardirqs last enabled at (393): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (394): [] dump_stack_lvl+0x2e/0xb3 softirqs last enabled at (388): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (377): [] __irq_exit_rcu+0x11b/0x180 Preemption disabled at: [] copy_page_from_iter_atomic+0x8a/0x16b0 CPU: 1 PID: 165072 Comm: syz-executor.0 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.0[165072] cmdline: /syz-executor.0 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 __might_resched.cold+0x222/0x26b down_read_killable+0x75/0x490 __access_remote_vm+0xac/0x6f0 get_mm_cmdline.part.0+0x214/0x600 get_task_cmdline_kernel+0x1e9/0x230 dump_stack_print_cmdline.part.0+0x82/0x150 dump_stack_print_info+0x185/0x190 dump_stack_lvl+0x7f/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1fd22f8ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f1fcf8baf20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f1fd238f970 RCX: 00007f1fd22f8ab7 RDX: 00000000000000c0 RSI: 0000000020010000 RDI: 0000000000000004 RBP: 0000000000000013 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000200 R15: 0000000000000000 syz-executor.0[165072] cmdline: /syz-executor.0 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1fd22f8ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f1fcf8baf20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f1fd238f970 RCX: 00007f1fd22f8ab7 RDX: 00000000000000c0 RSI: 0000000020010000 RDI: 0000000000000004 RBP: 0000000000000013 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000200 R15: 0000000000000000 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 165075 Comm: syz-executor.0 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.0[165075] cmdline: /syz-executor.0 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1fd22f8ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f1fcf8baf20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f1fd238f970 RCX: 00007f1fd22f8ab7 RDX: 0000000000000040 RSI: 0000000020010100 RDI: 0000000000000004 RBP: 0000000000000013 R08: 0000000000000000 R09: ffffffffffffffff R10: 00000000000004e0 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000218 R15: 0000000000000001 UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy misc raw-gadget: fail, usb_gadget_register_driver returned -16 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 165294 Comm: syz-executor.0 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.0[165294] cmdline: /syz-executor.0 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1fd22f8ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f1fcf8baf20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f1fd238f970 RCX: 00007f1fd22f8ab7 RDX: 0000000000000040 RSI: 0000000020010200 RDI: 0000000000000004 RBP: 0000000000000013 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000000540 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 165306 Comm: syz-executor.5 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.5[165306] cmdline: /syz-executor.5 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f3fd66f1ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f3fd3cb3f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f3fd6788970 RCX: 00007f3fd66f1ab7 RDX: 00000000000000c0 RSI: 0000000020010000 RDI: 0000000000000004 RBP: 0000000000000026 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000200 R15: 0000000000000000 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 165393 Comm: syz-executor.5 Tainted: G W 6.0.0-rc1-next-20220822 #1 BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1521 in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 165393, name: syz-executor.5 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor.5/165393: #0: ffff88800842a438 (sb_writers#8){.+.+}-{0:0}, at: __x64_sys_pwrite64+0x1fb/0x260 #1: ffff88803ac21538 (&sb->s_type->i_mutex_key#13){+.+.}-{3:3}, at: generic_file_write_iter+0x8e/0x350 irq event stamp: 492 hardirqs last enabled at (491): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (492): [] dump_stack_lvl+0x2e/0xb3 softirqs last enabled at (486): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (399): [] __irq_exit_rcu+0x11b/0x180 Preemption disabled at: [] copy_page_from_iter_atomic+0x8a/0x16b0 CPU: 0 PID: 165393 Comm: syz-executor.5 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.5[165393] cmdline: /syz-executor.5 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 __might_resched.cold+0x222/0x26b down_read_killable+0x75/0x490 __access_remote_vm+0xac/0x6f0 get_mm_cmdline.part.0+0x214/0x600 get_task_cmdline_kernel+0x1e9/0x230 dump_stack_print_cmdline.part.0+0x82/0x150 dump_stack_print_info+0x185/0x190 dump_stack_lvl+0x7f/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f3fd66f1ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f3fd3cb3f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f3fd6788970 RCX: 00007f3fd66f1ab7 RDX: 0000000000000040 RSI: 0000000020010100 RDI: 0000000000000004 RBP: 0000000000000026 R08: 0000000000000000 R09: ffffffffffffffff R10: 00000000000004e0 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000218 R15: 0000000000000001 syz-executor.5[165393] cmdline: /syz-executor.5 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f3fd66f1ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f3fd3cb3f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f3fd6788970 RCX: 00007f3fd66f1ab7 RDX: 0000000000000040 RSI: 0000000020010100 RDI: 0000000000000004 RBP: 0000000000000026 R08: 0000000000000000 R09: ffffffffffffffff R10: 00000000000004e0 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000218 R15: 0000000000000001 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 165640 Comm: syz-executor.5 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.5[165640] cmdline: /syz-executor.5 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f3fd66f1ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f3fd3cb3f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f3fd6788970 RCX: 00007f3fd66f1ab7 RDX: 0000000000000020 RSI: 0000000020010200 RDI: 0000000000000004 RBP: 0000000000000026 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000000560 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002 UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 165697 Comm: syz-executor.0 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.0[165697] cmdline: /syz-executor.0 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1fd22f8ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f1fcf8baf20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f1fd238f970 RCX: 00007f1fd22f8ab7 RDX: 0000000000000020 RSI: 0000000020010300 RDI: 0000000000000004 RBP: 0000000000000013 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000001000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000248 R15: 0000000000000003 misc raw-gadget: fail, usb_gadget_register_driver returned -16 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 165826 Comm: syz-executor.5 Tainted: G W 6.0.0-rc1-next-20220822 #1 BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1521 in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 165826, name: syz-executor.5 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor.5/165826: #0: ffff88800842a438 (sb_writers#8){.+.+}-{0:0}, at: __x64_sys_pwrite64+0x1fb/0x260 #1: ffff88803a09e610 (&sb->s_type->i_mutex_key#13){+.+.}-{3:3}, at: generic_file_write_iter+0x8e/0x350 irq event stamp: 396 hardirqs last enabled at (395): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (396): [] dump_stack_lvl+0x2e/0xb3 softirqs last enabled at (390): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (317): [] __irq_exit_rcu+0x11b/0x180 Preemption disabled at: [] copy_page_from_iter_atomic+0x8a/0x16b0 CPU: 0 PID: 165826 Comm: syz-executor.5 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.5[165826] cmdline: /syz-executor.5 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 __might_resched.cold+0x222/0x26b down_read_killable+0x75/0x490 __access_remote_vm+0xac/0x6f0 get_mm_cmdline.part.0+0x214/0x600 get_task_cmdline_kernel+0x1e9/0x230 dump_stack_print_cmdline.part.0+0x82/0x150 dump_stack_print_info+0x185/0x190 dump_stack_lvl+0x7f/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f3fd66f1ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f3fd3cb3f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f3fd6788970 RCX: 00007f3fd66f1ab7 RDX: 0000000000000020 RSI: 0000000020010300 RDI: 0000000000000004 RBP: 0000000000000026 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000000640 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000248 R15: 0000000000000003 syz-executor.5[165826] cmdline: /syz-executor.5 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f3fd66f1ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f3fd3cb3f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f3fd6788970 RCX: 00007f3fd66f1ab7 RDX: 0000000000000020 RSI: 0000000020010300 RDI: 0000000000000004 RBP: 0000000000000026 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000000640 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000248 R15: 0000000000000003 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 165870 Comm: syz-executor.0 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.0[165870] cmdline: /syz-executor.0 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1fd22f8ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f1fcf8baf20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f1fd238f970 RCX: 00007f1fd22f8ab7 RDX: 0000000000002020 RSI: 0000000020010400 RDI: 0000000000000004 RBP: 0000000000000013 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000002000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 165895 Comm: syz-executor.5 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.5[165895] cmdline: /syz-executor.5 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f3fd66f1ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f3fd3cb3f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f3fd6788970 RCX: 00007f3fd66f1ab7 RDX: 0000000000000020 RSI: 0000000020010400 RDI: 0000000000000004 RBP: 0000000000000026 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000000800 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 166081 Comm: syz-executor.0 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.0[166081] cmdline: /syz-executor.0 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1fd22f8ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f1fcf8baf20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f1fd238f970 RCX: 00007f1fd22f8ab7 RDX: 0000000000002020 RSI: 0000000020010400 RDI: 0000000000000004 RBP: 0000000000000013 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000002000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy misc raw-gadget: fail, usb_gadget_register_driver returned -16 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 166317 Comm: syz-executor.0 Tainted: G W 6.0.0-rc1-next-20220822 #1 BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1521 in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 166317, name: syz-executor.0 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor.0/166317: #0: ffff88800842a438 (sb_writers#8){.+.+}-{0:0}, at: __x64_sys_pwrite64+0x1fb/0x260 #1: ffff88803a38ec48 (&sb->s_type->i_mutex_key#13){+.+.}-{3:3}, at: generic_file_write_iter+0x8e/0x350 irq event stamp: 410 hardirqs last enabled at (409): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (410): [] dump_stack_lvl+0x2e/0xb3 softirqs last enabled at (404): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (395): [] __irq_exit_rcu+0x11b/0x180 Preemption disabled at: [] copy_page_from_iter_atomic+0x8a/0x16b0 CPU: 0 PID: 166317 Comm: syz-executor.0 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.0[166317] cmdline: /syz-executor.0 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 __might_resched.cold+0x222/0x26b down_read_killable+0x75/0x490 __access_remote_vm+0xac/0x6f0 get_mm_cmdline.part.0+0x214/0x600 get_task_cmdline_kernel+0x1e9/0x230 dump_stack_print_cmdline.part.0+0x82/0x150 dump_stack_print_info+0x185/0x190 dump_stack_lvl+0x7f/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1fd22f8ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f1fcf8baf20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f1fd238f970 RCX: 00007f1fd22f8ab7 RDX: 0000000000002020 RSI: 0000000020010400 RDI: 0000000000000004 RBP: 0000000000000013 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000002000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 syz-executor.0[166317] cmdline: /syz-executor.0 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1fd22f8ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f1fcf8baf20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f1fd238f970 RCX: 00007f1fd22f8ab7 RDX: 0000000000002020 RSI: 0000000020010400 RDI: 0000000000000004 RBP: 0000000000000013 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000002000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 166435 Comm: syz-executor.5 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.5[166435] cmdline: /syz-executor.5 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f3fd66f1ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b misc raw-gadget: fail, usb_gadget_register_driver returned -16 RSP: 002b:00007f3fd3cb3f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f3fd6788970 RCX: 00007f3fd66f1ab7 RDX: 0000000000000880 RSI: 0000000020010500 RDI: 0000000000000004 RBP: 0000000000000026 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000001000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000278 R15: 0000000000000005 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 166647 Comm: syz-executor.0 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.0[166647] cmdline: /syz-executor.0 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1fd22f8ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f1fcf8baf20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f1fd238f970 RCX: 00007f1fd22f8ab7 RDX: 0000000000000020 RSI: 0000000020012600 RDI: 0000000000000004 RBP: 0000000000000013 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000004180 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000290 R15: 0000000000000006 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 167055 Comm: syz-executor.0 Tainted: G W 6.0.0-rc1-next-20220822 #1 BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1521 in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 167055, name: syz-executor.0 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor.0/167055: #0: ffff88800842a438 (sb_writers#8){.+.+}-{0:0}, at: __x64_sys_pwrite64+0x1fb/0x260 #1: ffff88803bec1b70 (&sb->s_type->i_mutex_key#13){+.+.}-{3:3}, at: generic_file_write_iter+0x8e/0x350 irq event stamp: 420 hardirqs last enabled at (419): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (420): [] dump_stack_lvl+0x2e/0xb3 softirqs last enabled at (414): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (403): [] __irq_exit_rcu+0x11b/0x180 Preemption disabled at: [] copy_page_from_iter_atomic+0x8a/0x16b0 CPU: 1 PID: 167055 Comm: syz-executor.0 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.0[167055] cmdline: /syz-executor.0 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 __might_resched.cold+0x222/0x26b down_read_killable+0x75/0x490 __access_remote_vm+0xac/0x6f0 get_mm_cmdline.part.0+0x214/0x600 get_task_cmdline_kernel+0x1e9/0x230 dump_stack_print_cmdline.part.0+0x82/0x150 dump_stack_print_info+0x185/0x190 dump_stack_lvl+0x7f/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1fd22f8ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f1fcf8baf20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f1fd238f970 RCX: 00007f1fd22f8ab7 Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF RDX: 0000000000000040 RSI: 0000000020012700 RDI: 0000000000000004 RBP: 0000000000000013 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000004a00 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 00000000200002a8 R15: 0000000000000007 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 syz-executor.0[167055] cmdline: /syz-executor.0 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1fd22f8ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f1fcf8baf20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f1fd238f970 RCX: 00007f1fd22f8ab7 RDX: 0000000000000040 RSI: 0000000020012700 RDI: 0000000000000004 RBP: 0000000000000013 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000004a00 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 00000000200002a8 R15: 0000000000000007 CPU: 0 PID: 167059 Comm: syz-executor.5 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.5[167059] cmdline: /syz-executor.5 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f3fd66f1ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f3fd3cb3f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f3fd6788970 RCX: 00007f3fd66f1ab7 RDX: 0000000000000880 RSI: 0000000020010500 RDI: 0000000000000004 RBP: 0000000000000026 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000001000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000278 R15: 0000000000000005 UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy misc raw-gadget: fail, usb_gadget_register_driver returned -16 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 167070 Comm: syz-executor.5 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.5[167070] cmdline: /syz-executor.5 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f3fd66f1ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f3fd3cb3f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f3fd6788970 RCX: 00007f3fd66f1ab7 RDX: 0000000000000020 RSI: 0000000020010f00 RDI: 0000000000000004 RBP: 0000000000000026 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000002800 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 00000000200002a8 R15: 0000000000000007 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 167073 Comm: syz-executor.0 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.0[167073] cmdline: /syz-executor.0 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1fd22f8ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f1fcf8baf20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f1fd238f970 RCX: 00007f1fd22f8ab7 RDX: 0000000000000040 RSI: 0000000020012800 RDI: 0000000000000004 RBP: 0000000000000013 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000004a80 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 00000000200002c0 R15: 0000000000000008 UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy misc raw-gadget: fail, usb_gadget_register_driver returned -16 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 167385 Comm: syz-executor.0 Tainted: G W 6.0.0-rc1-next-20220822 #1 BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1521 in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 167385, name: syz-executor.0 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor.0/167385: #0: ffff88800842a438 (sb_writers#8){.+.+}-{0:0}, at: __x64_sys_pwrite64+0x1fb/0x260 #1: ffff88803a09a1a8 (&sb->s_type->i_mutex_key#13){+.+.}-{3:3}, at: generic_file_write_iter+0x8e/0x350 irq event stamp: 510 hardirqs last enabled at (509): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (510): [] dump_stack_lvl+0x2e/0xb3 softirqs last enabled at (434): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (319): [] __irq_exit_rcu+0x11b/0x180 Preemption disabled at: [] copy_page_from_iter_atomic+0x8a/0x16b0 CPU: 0 PID: 167385 Comm: syz-executor.0 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.0[167385] cmdline: /syz-executor.0 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 __might_resched.cold+0x222/0x26b down_read_killable+0x75/0x490 __access_remote_vm+0xac/0x6f0 get_mm_cmdline.part.0+0x214/0x600 get_task_cmdline_kernel+0x1e9/0x230 dump_stack_print_cmdline.part.0+0x82/0x150 dump_stack_print_info+0x185/0x190 dump_stack_lvl+0x7f/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1fd22f8ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f1fcf8baf20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f1fd238f970 RCX: 00007f1fd22f8ab7 RDX: 00000000000000c0 RSI: 0000000020012900 RDI: 0000000000000004 RBP: 0000000000000013 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000004b00 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 00000000200002d8 R15: 0000000000000009 syz-executor.0[167385] cmdline: /syz-executor.0 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1fd22f8ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f1fcf8baf20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f1fd238f970 RCX: 00007f1fd22f8ab7 RDX: 00000000000000c0 RSI: 0000000020012900 RDI: 0000000000000004 RBP: 0000000000000013 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000004b00 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 00000000200002d8 R15: 0000000000000009 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 167561 Comm: syz-executor.5 Tainted: G W 6.0.0-rc1-next-20220822 #1 syz-executor.5[167561] cmdline: /syz-executor.5 exec Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: dump_stack_lvl+0x8b/0xb3 should_fail.cold+0x5/0xa copyin+0x19/0x120 copy_page_from_iter_atomic+0x416/0x16b0 generic_perform_write+0x2bf/0x570 __generic_file_write_iter+0x2da/0x480 generic_file_write_iter+0xe3/0x350 vfs_write+0x9c3/0xd90 __x64_sys_pwrite64+0x1fb/0x260 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f3fd66f1ab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007f3fd3cb3f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f3fd6788970 RCX: 00007f3fd66f1ab7 RDX: 0000000000000020 RSI: 0000000020011000 RDI: 0000000000000004 RBP: 0000000000000026 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000003000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 00000000200002c0 R15: 0000000000000008 Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy misc raw-gadget: fail, usb_gadget_register_driver returned -16