FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 1 CPU: 1 PID: 6832 Comm: syz-executor.0 Not tainted 6.0.0-rc1-next-20220819 #1 BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1521 in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 6832, name: syz-executor.0 preempt_count: 0, expected: 0 RCU nest depth: 0, expected: 0 no locks held by syz-executor.0/6832. irq event stamp: 744 hardirqs last enabled at (743): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (744): [] dump_stack_lvl+0x2e/0xb3 softirqs last enabled at (492): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (481): [] __irq_exit_rcu+0x11b/0x180 CPU: 1 PID: 6832 Comm: syz-executor.0 Not tainted 6.0.0-rc1-next-20220819 #1 netlink: 'syz-executor.3': attribute type 11 has an invalid length. FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 1 CPU: 1 PID: 6842 Comm: syz-executor.6 Not tainted 6.0.0-rc1-next-20220819 #1 syz-executor.0[6832] cmdline: /syz-executor.0 exec syz-executor.6[6842] 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 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_handle_open+0xad/0x8c0 Call Trace: dump_stack_lvl+0x8b/0xb3 __might_resched.cold+0x222/0x26b down_read_killable+0x75/0x490 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fb958376b19 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:00007fb9558ec188 EFLAGS: 00000246 ORIG_RAX: 0000000000000130 RAX: ffffffffffffffda RBX: 00007fb958489f60 RCX: 00007fb958376b19 RDX: 00000000000d8c42 RSI: 0000000020000080 RDI: 0000000000000004 RBP: 00007fb9558ec1d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 __access_remote_vm+0xac/0x6f0 R13: 00007ffc157e1d0f R14: 00007fb9558ec300 R15: 0000000000022000 netlink: 'syz-executor.5': attribute type 11 has an invalid length. 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 iovec_from_user+0x23a/0x3c0 __import_iovec+0x64/0x600 import_iovec+0x83/0xb0 process_vm_rw+0xe5/0x260 __x64_sys_process_vm_readv+0xdf/0x1b0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f23c45f9b19 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:00007f23c1b6f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 RAX: ffffffffffffffda RBX: 00007f23c470cf60 RCX: 00007f23c45f9b19 RDX: 0000000000000003 RSI: 00000000200000c0 RDI: 00000000000000f2 RBP: 00007f23c1b6f1d0 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000020000240 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffd6667b53f R14: 00007f23c1b6f300 R15: 0000000000022000 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 6841 Comm: syz-executor.1 Tainted: G W 6.0.0-rc1-next-20220819 #1 syz-executor.1[6841] cmdline: /syz-executor.1 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 iovec_from_user+0x23a/0x3c0 __import_iovec+0x64/0x600 import_iovec+0x83/0xb0 process_vm_rw+0xe5/0x260 __x64_sys_process_vm_readv+0xdf/0x1b0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fb08e25fb19 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:00007fb08b7d5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 RAX: ffffffffffffffda RBX: 00007fb08e372f60 RCX: 00007fb08e25fb19 RDX: 0000000000000003 RSI: 00000000200000c0 RDI: 00000000000000f4 RBP: 00007fb08b7d51d0 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000020000240 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffe062ceb0f R14: 00007fb08b7d5300 R15: 0000000000022000 syz-executor.0[6832] 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 iovec_from_user+0x23a/0x3c0 __import_iovec+0x64/0x600 import_iovec+0x83/0xb0 process_vm_rw+0xe5/0x260 __x64_sys_process_vm_readv+0xdf/0x1b0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f23c45f9b19 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:00007f23c1b6f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 RAX: ffffffffffffffda RBX: 00007f23c470cf60 RCX: 00007f23c45f9b19 RDX: 0000000000000003 RSI: 00000000200000c0 RDI: 00000000000000f2 RBP: 00007f23c1b6f1d0 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000020000240 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffd6667b53f R14: 00007f23c1b6f300 R15: 0000000000022000 netlink: 'syz-executor.3': attribute type 11 has an invalid length. netlink: 'syz-executor.5': attribute type 11 has an invalid length. netlink: 'syz-executor.4': attribute type 11 has an invalid length. sr 1:0:0:0: [sr0] tag#0 unaligned transfer blk_print_req_error: 19 callbacks suppressed I/O error, dev sr0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 buffer_io_error: 22 callbacks suppressed Buffer I/O error on dev sr0, logical block 0, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer I/O error, dev sr0, sector 1 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 Buffer I/O error on dev sr0, logical block 1, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer I/O error, dev sr0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 Buffer I/O error on dev sr0, logical block 2, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer I/O error, dev sr0, sector 3 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 Buffer I/O error on dev sr0, logical block 3, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer I/O error, dev sr0, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 Buffer I/O error on dev sr0, logical block 4, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer I/O error, dev sr0, sector 5 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 Buffer I/O error on dev sr0, logical block 5, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer I/O error, dev sr0, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 Buffer I/O error on dev sr0, logical block 6, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer I/O error, dev sr0, sector 7 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 Buffer I/O error on dev sr0, logical block 7, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer I/O error, dev sr0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 Buffer I/O error on dev sr0, logical block 0, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer I/O error, dev sr0, sector 1 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 Buffer I/O error on dev sr0, logical block 1, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 6868 Comm: syz-executor.0 Tainted: G W 6.0.0-rc1-next-20220819 #1 syz-executor.0[6868] 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 iovec_from_user+0x23a/0x3c0 process_vm_rw+0x176/0x260 __x64_sys_process_vm_readv+0xdf/0x1b0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f23c45f9b19 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:00007f23c1b6f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 RAX: ffffffffffffffda RBX: 00007f23c470cf60 RCX: 00007f23c45f9b19 RDX: 0000000000000003 RSI: 00000000200000c0 RDI: 00000000000000f4 RBP: 00007f23c1b6f1d0 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000020000240 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffd6667b53f R14: 00007f23c1b6f300 R15: 0000000000022000 netlink: 'syz-executor.3': attribute type 11 has an invalid length. FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 6876 Comm: syz-executor.1 Tainted: G W 6.0.0-rc1-next-20220819 #1 syz-executor.1[6876] cmdline: /syz-executor.1 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 iovec_from_user+0x23a/0x3c0 process_vm_rw+0x176/0x260 __x64_sys_process_vm_readv+0xdf/0x1b0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fb08e25fb19 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:00007fb08b7d5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 RAX: ffffffffffffffda RBX: 00007fb08e372f60 RCX: 00007fb08e25fb19 RDX: 0000000000000003 RSI: 00000000200000c0 RDI: 00000000000000f6 RBP: 00007fb08b7d51d0 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000020000240 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffe062ceb0f R14: 00007fb08b7d5300 R15: 0000000000022000 sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 sr 1:0:0:0: [sr0] tag#0 unaligned transfer CPU: 0 PID: 6887 Comm: syz-executor.6 Tainted: G W 6.0.0-rc1-next-20220819 #1 sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer syz-executor.6[6887] cmdline: /syz-executor.6 exec sr 1:0:0:0: [sr0] tag#0 unaligned transfer Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 sr 1:0:0:0: [sr0] tag#0 unaligned transfer Call Trace: dump_stack_lvl+0x8b/0xb3 sr 1:0:0:0: [sr0] tag#0 unaligned transfer should_fail.cold+0x5/0xa sr 1:0:0:0: [sr0] tag#0 unaligned transfer _copy_from_user+0x2a/0x170 sr 1:0:0:0: [sr0] tag#0 unaligned transfer do_handle_open+0x16c/0x8c0 sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer do_syscall_64+0x3b/0x90 sr 1:0:0:0: [sr0] tag#0 unaligned transfer entry_SYSCALL_64_after_hwframe+0x63/0xcd sr 1:0:0:0: [sr0] tag#0 unaligned transfer RIP: 0033:0x7fb958376b19 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 sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer RSP: 002b:00007fb9558ec188 EFLAGS: 00000246 ORIG_RAX: 0000000000000130 RAX: ffffffffffffffda RBX: 00007fb958489f60 RCX: 00007fb958376b19 sr 1:0:0:0: [sr0] tag#0 unaligned transfer RDX: 00000000000d8c42 RSI: 0000000020000080 RDI: 0000000000000004 sr 1:0:0:0: [sr0] tag#0 unaligned transfer RBP: 00007fb9558ec1d0 R08: 0000000000000000 R09: 0000000000000000 sr 1:0:0:0: [sr0] tag#0 unaligned transfer R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffc157e1d0f R14: 00007fb9558ec300 R15: 0000000000022000 sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 00 00 01 00 00 01 00