panic: wd changed: "/tmp" -> "(unreachable)/" goroutine 147 [running]: D1222 16:29:27.986783 84773 task_exit.go:221] [ 815] Transitioning from exit state TaskExitZombie to TaskExitDead github.com/google/syzkaller/pkg/osutil.Abs(0xc000422260, 0x1a, 0x6fec0d, 0x11) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil.go:290 +0x279 D1222 16:29:27.990173 84773 task_exit.go:221] [ 822] Transitioning from exit state TaskExitZombie to TaskExitDead github.com/google/syzkaller/pkg/ipc.makeCommand(0x2, 0xc000808000, 0x1, 0x1, 0xc00000c520, 0xc00047c010, 0xc00047c020, 0x2aecfb600000, 0x1000000, 0x1000000, ...) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:539 +0x148 D1222 16:29:28.005409 84773 task_run.go:333] [ 817] Unhandled user fault: addr=20001000 ip=43f696 access=rw- err=operation not permitted D1222 16:29:28.005583 84773 task_log.go:86] [ 817] Registers: D1222 16:29:28.005737 84773 task_log.go:93] [ 817] Cs = 0000000000000033 D1222 16:29:28.005803 84773 task_log.go:93] [ 817] Ds = 0000000000000000 D1222 16:29:28.005848 84773 task_log.go:93] [ 817] Eflags = 0000000000010246 D1222 16:29:28.005898 84773 task_log.go:93] [ 817] Es = 0000000000000000 D1222 16:29:28.005945 84773 task_log.go:93] [ 817] Fs = 0000000000000000 D1222 16:29:28.005992 84773 task_log.go:93] [ 817] Fs_base = 000000000169c940 D1222 16:29:28.006049 84773 task_log.go:93] [ 817] Gs = 0000000000000000 D1222 16:29:28.006103 84773 task_log.go:93] [ 817] Gs_base = 0000000000000000 D1222 16:29:28.006195 84773 task_log.go:93] [ 817] Orig_rax = ffffffffffffffff D1222 16:29:28.006281 84773 task_log.go:93] [ 817] R10 = 00007f9d2d468920 D1222 16:29:28.006381 84773 task_log.go:93] [ 817] R11 = 0000000000000246 D1222 16:29:28.006499 84773 task_log.go:93] [ 817] R12 = 0000000000000001 D1222 16:29:28.006549 84773 task_log.go:93] [ 817] R13 = 00007f9d2d468910 D1222 16:29:28.006593 84773 task_log.go:93] [ 817] R14 = 0000000000002922 D1222 16:29:28.006685 84773 task_log.go:93] [ 817] R15 = fffffffffffffffe D1222 16:29:28.006766 84773 task_log.go:93] [ 817] R8 = 0000000000760438 D1222 16:29:28.006808 84773 task_log.go:93] [ 817] R9 = 01007f9d2d468adf D1222 16:29:28.006859 84773 task_log.go:93] [ 817] Rax = 0000000020001000 D1222 16:29:28.006908 84773 task_log.go:93] [ 817] Rbp = 0000000000760440 D1222 16:29:28.006986 84773 task_log.go:93] [ 817] Rbx = 0000000000760438 D1222 16:29:28.007070 84773 task_log.go:93] [ 817] Rcx = 0030656c69662f2e D1222 16:29:28.007190 84773 task_log.go:93] [ 817] Rdi = 0000000020001000 D1222 16:29:28.007275 84773 task_log.go:93] [ 817] Rdx = 0000000000000008 D1222 16:29:28.007381 84773 task_log.go:93] [ 817] Rip = 000000000043f696 D1222 16:29:28.007432 84773 task_log.go:93] [ 817] Rsi = 0030656c69662f2e D1222 16:29:28.007525 84773 task_log.go:93] [ 817] Rsp = 00007f9d2d4687f8 D1222 16:29:28.007612 84773 task_log.go:93] [ 817] Ss = 000000000000002b D1222 16:29:28.007655 84773 task_log.go:110] [ 817] Stack: D1222 16:29:28.007743 84773 task_log.go:127] [ 817] 7f9d2d4687f0: 38 04 76 00 00 00 00 00 69 0e 41 00 00 00 00 00 D1222 16:29:28.007805 84773 task_log.go:127] [ 817] 7f9d2d468800: df 8a 46 2d 9d 7f 00 01 22 29 00 00 00 00 00 00 D1222 16:29:28.007859 84773 task_log.go:127] [ 817] 7f9d2d468810: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 D1222 16:29:28.007939 84773 task_log.go:127] [ 817] 7f9d2d468820: 20 89 46 2d 9d 7f 00 00 18 89 46 2d 9d 7f 00 00 D1222 16:29:28.007993 84773 task_log.go:127] [ 817] 7f9d2d468830: 00 00 00 00 00 00 00 00 4c bf 75 00 00 00 00 00 D1222 16:29:28.008054 84773 task_log.go:127] [ 817] 7f9d2d468840: 00 10 00 20 00 00 00 00 08 00 00 00 00 00 00 00 D1222 16:29:28.008103 84773 task_log.go:127] [ 817] 7f9d2d468850: 40 89 46 2d 9d 7f 00 00 08 00 00 00 00 00 00 00 D1222 16:29:28.008181 84773 task_log.go:127] [ 817] 7f9d2d468860: ff ff ff ff ff ff ff ff 00 00 00 00 00 00 00 00 D1222 16:29:28.008231 84773 task_log.go:127] [ 817] 7f9d2d468870: ff ff ff ff ff ff ff ff 00 00 00 00 00 00 00 00 D1222 16:29:28.008280 84773 task_log.go:127] [ 817] 7f9d2d468880: 38 04 76 00 00 00 00 00 01 00 00 00 07 00 00 00 D1222 16:29:28.008356 84773 task_log.go:127] [ 817] 7f9d2d468890: ff ff ff ff ff ff ff ff 00 00 00 00 00 00 00 00 D1222 16:29:28.008405 84773 task_log.go:127] [ 817] 7f9d2d4688a0: d5 29 00 00 00 00 00 00 e0 37 4e 00 00 00 00 00 D1222 16:29:28.008457 84773 task_log.go:127] [ 817] 7f9d2d4688b0: 00 00 00 00 00 00 00 00 28 89 46 2d 9d 7f 00 00 D1222 16:29:28.008507 84773 task_log.go:127] [ 817] 7f9d2d4688c0: 01 00 00 00 00 00 00 00 10 89 46 2d 9d 7f 00 00 D1222 16:29:28.008560 84773 task_log.go:127] [ 817] 7f9d2d4688d0: 87 a3 4a 00 00 00 00 00 58 04 76 00 00 00 00 00 D1222 16:29:28.008607 84773 task_log.go:127] [ 817] 7f9d2d4688e0: ff ff ff ff 00 00 00 00 06 00 00 00 00 00 00 00 D1222 16:29:28.008680 84773 task_log.go:127] [ 817] 7f9d2d4688f0: 8f a3 4a 00 00 00 00 00 e0 3a 4e 00 00 00 00 00 D1222 16:29:28.008744 84773 task_log.go:127] [ 817] 7f9d2d468900: a0 8a 46 2d 9d 7f 00 00 08 00 00 00 00 00 00 00 D1222 16:29:28.008819 84773 task_log.go:127] [ 817] 7f9d2d468910: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 D1222 16:29:28.008866 84773 task_log.go:127] [ 817] 7f9d2d468920: 00 00 00 00 00 00 00 00 00 77 0a f8 78 2b 00 00 D1222 16:29:28.008933 84773 task_log.go:127] [ 817] 7f9d2d468930: 00 00 00 00 00 00 00 00 40 a5 ae 02 00 00 00 00 D1222 16:29:28.008982 84773 task_log.go:127] [ 817] 7f9d2d468940: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 D1222 16:29:28.009030 84773 task_log.go:127] [ 817] 7f9d2d468950: 00 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 D1222 16:29:28.009095 84773 task_log.go:127] [ 817] 7f9d2d468960: 00 00 02 00 00 00 00 00 00 00 00 00 00 00 00 00 D1222 16:29:28.009193 84773 task_log.go:127] [ 817] 7f9d2d468970: 00 00 00 00 00 00 00 00 13 00 00 00 00 00 00 00 D1222 16:29:28.009247 84773 task_log.go:127] [ 817] 7f9d2d468980: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 D1222 16:29:28.009300 84773 task_log.go:127] [ 817] 7f9d2d468990: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 D1222 16:29:28.009351 84773 task_log.go:127] [ 817] 7f9d2d4689a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 D1222 16:29:28.009439 84773 task_log.go:127] [ 817] 7f9d2d4689b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 D1222 16:29:28.009505 84773 task_log.go:127] [ 817] 7f9d2d4689c0: 00 00 00 00 00 00 00 00 61 14 41 00 00 00 00 00 D1222 16:29:28.009559 84773 task_log.go:127] [ 817] 7f9d2d4689d0: 00 00 00 00 00 00 00 00 a0 8a 46 2d 9d 7f 00 00 D1222 16:29:28.009647 84773 task_log.go:127] [ 817] 7f9d2d4689e0: 5c 8a 46 2d 9d 7f 00 00 00 00 00 00 00 00 00 00 D1222 16:29:28.009701 84773 task_log.go:127] [ 817] 7f9d2d4689f0: 01 00 00 00 00 00 00 00 01 00 00 00 00 00 00 00 D1222 16:29:28.009794 84773 task_log.go:127] [ 817] 7f9d2d468a00: 00 00 00 00 00 00 00 00 76 1a 41 00 00 00 00 00 D1222 16:29:28.009863 84773 task_log.go:127] [ 817] 7f9d2d468a10: 60 8a 46 2d 9d 7f 00 00 00 00 00 00 00 00 00 00 D1222 16:29:28.009913 84773 task_log.go:127] [ 817] 7f9d2d468a20: 00 00 00 00 00 00 00 00 01 00 00 00 00 00 00 00 D1222 16:29:28.009961 84773 task_log.go:127] [ 817] 7f9d2d468a30: 27 00 00 00 9d 7f 00 01 00 00 00 00 00 00 00 00 D1222 16:29:28.010010 84773 task_log.go:127] [ 817] 7f9d2d468a40: 00 00 00 00 00 00 00 00 a0 8a 46 2d 9d 7f 00 00 D1222 16:29:28.010092 84773 task_log.go:127] [ 817] 7f9d2d468a50: 21 a4 4a 00 00 00 00 00 06 00 00 00 00 00 00 00 D1222 16:29:28.010204 84773 task_log.go:127] [ 817] 7f9d2d468a60: 2e 2f 33 39 00 67 72 6f 75 70 2f 6e 65 74 2f 73 D1222 16:29:28.010316 84773 task_log.go:127] [ 817] 7f9d2d468a70: 79 7a 31 00 79 7a 31 00 06 00 00 00 00 00 00 00 D1222 16:29:28.010429 84773 task_log.go:127] [ 817] 7f9d2d468a80: a1 a2 4a 00 00 00 00 00 06 00 00 00 00 00 00 00 D1222 16:29:28.010486 84773 task_log.go:127] [ 817] 7f9d2d468a90: b4 a2 4a 00 00 00 00 00 06 00 00 00 00 00 00 00 D1222 16:29:28.010542 84773 task_log.go:127] [ 817] 7f9d2d468aa0: 2f 73 79 7a 63 67 72 6f 75 70 2f 6e 65 74 2f 73 D1222 16:29:28.010597 84773 task_log.go:127] [ 817] 7f9d2d468ab0: 79 7a 31 00 79 7a 31 00 75 70 2e 70 72 6f 63 73 D1222 16:29:28.010650 84773 task_log.go:127] [ 817] 7f9d2d468ac0: 00 6f 63 73 00 00 00 00 06 00 00 00 00 00 00 00 D1222 16:29:28.010709 84773 task_log.go:127] [ 817] 7f9d2d468ad0: 55 a4 4a 00 00 00 00 00 06 00 00 00 00 00 00 00 D1222 16:29:28.010764 84773 task_log.go:127] [ 817] 7f9d2d468ae0: 5e a4 4a 00 00 00 00 00 06 00 00 00 00 00 00 00 D1222 16:29:28.010819 84773 task_log.go:127] [ 817] 7f9d2d468af0: 66 a4 4a 00 00 00 00 00 06 00 00 00 00 00 00 00 D1222 16:29:28.010874 84773 task_log.go:127] [ 817] 7f9d2d468b00: 6e a4 4a 00 00 00 00 00 06 00 00 00 00 00 00 00 D1222 16:29:28.011013 84773 task_log.go:127] [ 817] 7f9d2d468b10: 7c a4 4a 00 00 00 00 00 06 00 00 00 00 00 00 00 D1222 16:29:28.011081 84773 task_log.go:127] [ 817] 7f9d2d468b20: 8a a4 4a 00 00 00 00 00 06 00 00 00 00 00 00 00 D1222 16:29:28.011152 84773 task_log.go:127] [ 817] 7f9d2d468b30: 93 a4 4a 00 00 00 00 00 06 00 00 00 00 00 00 00 github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc00080a000, 0xc000494f60, 0xc0007bc2c0, 0x0, 0xc000811e70, 0x453383, 0x2795009f0, 0xc000811eb8, 0x4b9b3a, 0x8000000000000000) D1222 16:29:28.011274 84773 task_log.go:127] [ 817] 7f9d2d468b40: 9b a4 4a 00 00 00 00 00 06 00 00 00 00 00 00 00 D1222 16:29:28.011373 84773 task_log.go:127] [ 817] 7f9d2d468b50: ab a4 4a 00 00 00 00 00 06 00 00 00 00 00 00 00 D1222 16:29:28.011484 84773 task_log.go:127] [ 817] 7f9d2d468b60: bb a4 4a 00 00 00 00 00 06 00 00 00 00 00 00 00 D1222 16:29:28.011581 84773 task_log.go:127] [ 817] 7f9d2d468b70: ca a4 4a 00 00 00 00 00 06 00 00 00 00 00 00 00 D1222 16:29:28.011705 84773 task_log.go:127] [ 817] 7f9d2d468b80: d9 a4 4a 00 00 00 00 00 06 00 00 00 00 00 00 00 D1222 16:29:28.011792 84773 task_log.go:127] [ 817] 7f9d2d468b90: e1 a4 4a 00 00 00 00 00 06 00 00 00 00 00 00 00 D1222 16:29:28.011850 84773 task_log.go:127] [ 817] 7f9d2d468ba0: 57 a3 4a 00 00 00 00 00 00 00 00 00 00 00 00 00 D1222 16:29:28.011958 84773 task_log.go:127] [ 817] 7f9d2d468bb0: 5b a3 4a 00 00 00 00 00 00 00 00 00 00 00 00 00 D1222 16:29:28.012008 84773 task_log.go:127] [ 817] 7f9d2d468bc0: 5f a3 4a 00 00 00 00 00 00 00 00 00 00 00 00 00 D1222 16:29:28.012083 84773 task_log.go:127] [ 817] 7f9d2d468bd0: 72 6f 75 74 65 72 5f 73 00 00 00 00 00 00 00 00 D1222 16:29:28.012171 84773 task_log.go:127] [ 817] 7f9d2d468be0: 18 f0 72 00 00 00 00 00 30 8c 46 2d 9d 7f 00 00 D1222 16:29:28.012226 84773 task_log.go:148] [ 817] Code: D1222 16:29:28.012280 84773 task_log.go:166] [ 817] 43f650: 48 3b 15 11 c0 25 01 0f 83 e2 00 00 00 48 39 f7 D1222 16:29:28.012364 84773 task_log.go:166] [ 817] 43f660: 72 0f 74 12 4c 8d 0c 16 4c 39 cf 0f 82 63 01 00 D1222 16:29:28.012424 84773 task_log.go:166] [ 817] 43f670: 00 48 89 d1 f3 a4 c3 80 fa 08 73 12 80 fa 04 73 D1222 16:29:28.012512 84773 task_log.go:166] [ 817] 43f680: 1e 80 fa 01 77 26 72 05 0f b6 0e 88 0f c3 48 8b D1222 16:29:28.012609 84773 task_log.go:166] [ 817] 43f690: 4c 16 f8 48 8b 36 48 89 4c 17 f8 48 89 37 c3 8b D1222 16:29:28.012705 84773 task_log.go:166] [ 817] 43f6a0: 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3 0f b7 4c 16 D1222 16:29:28.012771 84773 task_log.go:166] [ 817] 43f6b0: fe 0f b7 36 66 89 4c 17 fe 66 89 37 c3 48 81 fa D1222 16:29:28.012836 84773 task_log.go:166] [ 817] 43f6c0: 00 08 00 00 77 8a 48 81 fa 80 00 00 00 77 70 48 D1222 16:29:28.012921 84773 task_log.go:70] [ 817] Mappings: VMAs: 00400000-004f3000 r-xp 00000000 00:07 9 /syz-executor 006f2000-00737000 rw-p 000f2000 00:07 9 /syz-executor 00737000-00760000 rw-p 00000000 00:00 0 00760000-00b60000 r--p 00000000 00:0b 2 /syzkaller-shm733482888 00b60000-0169c000 rw-p 00000000 00:00 0 0169c000-016be000 rw-p 00000000 00:00 0 [heap] 1ffff000-20000000 ---p 00000000 00:00 0 20000000-20001000 rwxp 00000000 00:00 0 20001000-20002000 --xs 00000000 00:03 317 /memfd:security.selinux (deleted) 20002000-21000000 rwxp 00000000 00:00 0 21000000-21001000 ---p 00000000 00:00 0 1b2de20000-1b2ee20000 rw-s 00000000 00:0b 6 /syzkaller-shm356691260 2b78f8063000-2b78f8064000 r--p 00000000 00:00 0 [vvar] 2b78f8064000-2b78f8066000 r-xp 00000000 00:00 0 2b78f8066000-2b78f8067000 ---p 00000000 00:00 0 2b78f8067000-2b78f8087000 rw-p 00000000 00:00 0 2b78f8087000-2b78f8088000 ---p 00000000 00:00 0 2b78f8088000-2b78f80a8000 rw-p 00000000 00:00 0 7f9d2cc69000-7f9d2d469000 rw-p 00000000 00:00 0 [stack] PMAs: 00400000-004f2000 r-xs 00000000 *gofer.dentryPlatformFile 004f2000-004f3000 r-xp 3e60c000 *pgalloc.MemoryFile 006f2000-00737000 rw-p 34eb0000 *pgalloc.MemoryFile 00737000-00760000 rw-p 3502e000 *pgalloc.MemoryFile 00760000-00b60000 r--s 39e00000 *pgalloc.MemoryFile 00b60000-00c00000 rw-p 343c4000 *pgalloc.MemoryFile 01600000-0169c000 rw-p 349bd000 *pgalloc.MemoryFile 0169c000-0169e000 rw-p 3dc01000 *pgalloc.MemoryFile 0169e000-016be000 r--p 35456000 *pgalloc.MemoryFile 20000000-20001000 rwxp 33000000 *pgalloc.MemoryFile 20001000-20002000 r-xs 3fc05000 *pgalloc.MemoryFile 20002000-20200000 rwxp 33002000 *pgalloc.MemoryFile 1b2de20000-1b2ee20000 rw-s 37600000 *pgalloc.MemoryFile 2b78f8066000-2b78f8067000 ---p 34e6e000 *pgalloc.MemoryFile 2b78f8067000-2b78f8087000 rw-p 34e6f000 *pgalloc.MemoryFile 2b78f8087000-2b78f8088000 ---p 39ac7000 *pgalloc.MemoryFile 2b78f8088000-2b78f80a8000 rw-p 39ac8000 *pgalloc.MemoryFile 7f9d2d400000-7f9d2d469000 rw-p 354ef000 *pgalloc.MemoryFile